Start 1.27.0 development cycle (#6480)

diff --git a/android-interop-testing/app/build.gradle b/android-interop-testing/app/build.gradle
index a0ff57b..16d0daf 100644
--- a/android-interop-testing/app/build.gradle
+++ b/android-interop-testing/app/build.gradle
@@ -41,7 +41,7 @@
 protobuf {
     protoc { artifact = 'com.google.protobuf:protoc:3.11.0' }
     plugins {
-        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
         }
     }
     generateProtoTasks {
@@ -72,11 +72,11 @@
     implementation 'junit:junit:4.12'
 
     // You need to build grpc-java to obtain the grpc libraries below.
-    implementation 'io.grpc:grpc-auth:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-okhttp:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-protobuf-lite:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-stub:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-testing:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-auth:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-okhttp:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-protobuf-lite:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-stub:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-testing:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
 
     androidTestImplementation 'androidx.test:rules:1.1.0-alpha1'
     androidTestImplementation 'androidx.test:runner:1.1.0-alpha1'
diff --git a/android/build.gradle b/android/build.gradle
index e054c06..f981a90 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -1,7 +1,7 @@
 apply plugin: 'com.android.library'
 
 group = "io.grpc"
-version = "1.26.0-SNAPSHOT" // CURRENT_GRPC_VERSION
+version = "1.27.0-SNAPSHOT" // CURRENT_GRPC_VERSION
 description = 'gRPC: Android'
 
 buildscript {
@@ -47,9 +47,9 @@
     errorprone 'com.google.errorprone:error_prone_core:2.3.3'
     errorproneJavac 'com.google.errorprone:javac:9+181-r4173-1'
 
-    implementation 'io.grpc:grpc-core:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-core:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
 
-    testImplementation 'io.grpc:grpc-okhttp:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    testImplementation 'io.grpc:grpc-okhttp:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
     testImplementation 'junit:junit:4.12'
     testImplementation 'org.robolectric:robolectric:3.7.1'
     testImplementation 'com.google.truth:truth:1.0'
diff --git a/build.gradle b/build.gradle
index 5d0947b..650fcbd 100644
--- a/build.gradle
+++ b/build.gradle
@@ -17,7 +17,7 @@
     apply plugin: "net.ltgt.errorprone"
 
     group = "io.grpc"
-    version = "1.26.0-SNAPSHOT" // CURRENT_GRPC_VERSION
+    version = "1.27.0-SNAPSHOT" // CURRENT_GRPC_VERSION
 
     repositories {
         maven { // The google mirror is less flaky than mavenCentral()
diff --git a/compiler/src/test/golden/TestDeprecatedService.java.txt b/compiler/src/test/golden/TestDeprecatedService.java.txt
index 40dc287..3db0647 100644
--- a/compiler/src/test/golden/TestDeprecatedService.java.txt
+++ b/compiler/src/test/golden/TestDeprecatedService.java.txt
@@ -21,7 +21,7 @@
  * </pre>
  */
 @javax.annotation.Generated(
-    value = "by gRPC proto compiler (version 1.26.0-SNAPSHOT)",
+    value = "by gRPC proto compiler (version 1.27.0-SNAPSHOT)",
     comments = "Source: grpc/testing/compiler/test.proto")
 @java.lang.Deprecated
 public final class TestDeprecatedServiceGrpc {
diff --git a/compiler/src/test/golden/TestService.java.txt b/compiler/src/test/golden/TestService.java.txt
index 55bd1d2..5e0fa0c 100644
--- a/compiler/src/test/golden/TestService.java.txt
+++ b/compiler/src/test/golden/TestService.java.txt
@@ -21,7 +21,7 @@
  * </pre>
  */
 @javax.annotation.Generated(
-    value = "by gRPC proto compiler (version 1.26.0-SNAPSHOT)",
+    value = "by gRPC proto compiler (version 1.27.0-SNAPSHOT)",
     comments = "Source: grpc/testing/compiler/test.proto")
 public final class TestServiceGrpc {
 
diff --git a/compiler/src/testLite/golden/TestDeprecatedService.java.txt b/compiler/src/testLite/golden/TestDeprecatedService.java.txt
index 51b84d9..819e4ab 100644
--- a/compiler/src/testLite/golden/TestDeprecatedService.java.txt
+++ b/compiler/src/testLite/golden/TestDeprecatedService.java.txt
@@ -21,7 +21,7 @@
  * </pre>
  */
 @javax.annotation.Generated(
-    value = "by gRPC proto compiler (version 1.26.0-SNAPSHOT)",
+    value = "by gRPC proto compiler (version 1.27.0-SNAPSHOT)",
     comments = "Source: grpc/testing/compiler/test.proto")
 @java.lang.Deprecated
 public final class TestDeprecatedServiceGrpc {
diff --git a/compiler/src/testLite/golden/TestService.java.txt b/compiler/src/testLite/golden/TestService.java.txt
index a021dc6..280cae3 100644
--- a/compiler/src/testLite/golden/TestService.java.txt
+++ b/compiler/src/testLite/golden/TestService.java.txt
@@ -21,7 +21,7 @@
  * </pre>
  */
 @javax.annotation.Generated(
-    value = "by gRPC proto compiler (version 1.26.0-SNAPSHOT)",
+    value = "by gRPC proto compiler (version 1.27.0-SNAPSHOT)",
     comments = "Source: grpc/testing/compiler/test.proto")
 public final class TestServiceGrpc {
 
diff --git a/core/src/main/java/io/grpc/internal/GrpcUtil.java b/core/src/main/java/io/grpc/internal/GrpcUtil.java
index 2c3d5e9..3459a99 100644
--- a/core/src/main/java/io/grpc/internal/GrpcUtil.java
+++ b/core/src/main/java/io/grpc/internal/GrpcUtil.java
@@ -195,7 +195,7 @@
 
   public static final Splitter ACCEPT_ENCODING_SPLITTER = Splitter.on(',').trimResults();
 
-  private static final String IMPLEMENTATION_VERSION = "1.26.0-SNAPSHOT"; // CURRENT_GRPC_VERSION
+  private static final String IMPLEMENTATION_VERSION = "1.27.0-SNAPSHOT"; // CURRENT_GRPC_VERSION
 
   /**
    * The default timeout in nanos for a keepalive ping request.
diff --git a/cronet/build.gradle b/cronet/build.gradle
index fcd7e16..2e88ee6 100644
--- a/cronet/build.gradle
+++ b/cronet/build.gradle
@@ -1,7 +1,7 @@
 apply plugin: 'com.android.library'
 
 group = "io.grpc"
-version = "1.26.0-SNAPSHOT" // CURRENT_GRPC_VERSION
+version = "1.27.0-SNAPSHOT" // CURRENT_GRPC_VERSION
 description = "gRPC: Cronet Android"
 
 buildscript {
@@ -54,8 +54,8 @@
     errorprone 'com.google.errorprone:error_prone_core:2.3.3'
     errorproneJavac 'com.google.errorprone:javac:9+181-r4173-1'
 
-    implementation 'io.grpc:grpc-core:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    testImplementation 'io.grpc:grpc-testing:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-core:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    testImplementation 'io.grpc:grpc-testing:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
 
     implementation 'org.chromium.net:cronet-api:76.3809.111'
     testImplementation 'org.chromium.net:cronet-embedded:66.3359.158'
diff --git a/examples/android/clientcache/app/build.gradle b/examples/android/clientcache/app/build.gradle
index d11a502..d1743cc 100644
--- a/examples/android/clientcache/app/build.gradle
+++ b/examples/android/clientcache/app/build.gradle
@@ -30,7 +30,7 @@
 protobuf {
     protoc { artifact = 'com.google.protobuf:protoc:3.11.0' }
     plugins {
-        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
         }
     }
     generateProtoTasks {
@@ -50,12 +50,12 @@
     implementation 'com.android.support:appcompat-v7:27.0.2'
 
     // You need to build grpc-java to obtain these libraries below.
-    implementation 'io.grpc:grpc-okhttp:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-protobuf-lite:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-stub:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-okhttp:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-protobuf-lite:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-stub:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
     implementation 'javax.annotation:javax.annotation-api:1.2'
 
     testImplementation 'junit:junit:4.12'
     testImplementation 'com.google.truth:truth:1.0'
-    testImplementation 'io.grpc:grpc-testing:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    testImplementation 'io.grpc:grpc-testing:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
 }
diff --git a/examples/android/helloworld/app/build.gradle b/examples/android/helloworld/app/build.gradle
index 319ab99..ed64e56 100644
--- a/examples/android/helloworld/app/build.gradle
+++ b/examples/android/helloworld/app/build.gradle
@@ -29,7 +29,7 @@
 protobuf {
     protoc { artifact = 'com.google.protobuf:protoc:3.11.0' }
     plugins {
-        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
         }
     }
     generateProtoTasks {
@@ -49,8 +49,8 @@
     implementation 'com.android.support:appcompat-v7:27.0.2'
 
     // You need to build grpc-java to obtain these libraries below.
-    implementation 'io.grpc:grpc-okhttp:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-protobuf-lite:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-stub:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-okhttp:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-protobuf-lite:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-stub:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
     implementation 'javax.annotation:javax.annotation-api:1.2'
 }
diff --git a/examples/android/routeguide/app/build.gradle b/examples/android/routeguide/app/build.gradle
index ec3d316..6746656 100644
--- a/examples/android/routeguide/app/build.gradle
+++ b/examples/android/routeguide/app/build.gradle
@@ -28,7 +28,7 @@
 protobuf {
     protoc { artifact = 'com.google.protobuf:protoc:3.11.0' }
     plugins {
-        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
         }
     }
     generateProtoTasks {
@@ -48,8 +48,8 @@
     implementation 'com.android.support:appcompat-v7:27.0.2'
 
     // You need to build grpc-java to obtain these libraries below.
-    implementation 'io.grpc:grpc-okhttp:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-protobuf-lite:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-stub:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-okhttp:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-protobuf-lite:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-stub:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
     implementation 'javax.annotation:javax.annotation-api:1.2'
 }
diff --git a/examples/android/strictmode/app/build.gradle b/examples/android/strictmode/app/build.gradle
index b2fa174..116faf2 100644
--- a/examples/android/strictmode/app/build.gradle
+++ b/examples/android/strictmode/app/build.gradle
@@ -29,7 +29,7 @@
 protobuf {
     protoc { artifact = 'com.google.protobuf:protoc:3.11.0' }
     plugins {
-        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
         }
     }
     generateProtoTasks {
@@ -49,8 +49,8 @@
     implementation 'com.android.support:appcompat-v7:28.0.0'
 
     // You need to build grpc-java to obtain these libraries below.
-    implementation 'io.grpc:grpc-okhttp:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-protobuf-lite:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-stub:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-okhttp:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-protobuf-lite:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-stub:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
     implementation 'javax.annotation:javax.annotation-api:1.2'
 }
diff --git a/examples/build.gradle b/examples/build.gradle
index b97c513..0bdc279 100644
--- a/examples/build.gradle
+++ b/examples/build.gradle
@@ -22,7 +22,7 @@
 
 // Feel free to delete the comment at the next line. It is just for safely
 // updating the version in our release process.
-def grpcVersion = '1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+def grpcVersion = '1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
 def protobufVersion = '3.11.0'
 def protocVersion = protobufVersion
 
diff --git a/examples/example-alts/build.gradle b/examples/example-alts/build.gradle
index 5a58937..aee0e7f 100644
--- a/examples/example-alts/build.gradle
+++ b/examples/example-alts/build.gradle
@@ -22,7 +22,7 @@
 
 // Feel free to delete the comment at the next line. It is just for safely
 // updating the version in our release process.
-def grpcVersion = '1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+def grpcVersion = '1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
 def protocVersion = '3.11.0'
 
 dependencies {
diff --git a/examples/example-gauth/build.gradle b/examples/example-gauth/build.gradle
index eefa020..65d4027 100644
--- a/examples/example-gauth/build.gradle
+++ b/examples/example-gauth/build.gradle
@@ -23,7 +23,7 @@
 
 // Feel free to delete the comment at the next line. It is just for safely
 // updating the version in our release process.
-def grpcVersion = '1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+def grpcVersion = '1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
 def protobufVersion = '3.11.0'
 def protocVersion = protobufVersion
 
diff --git a/examples/example-gauth/pom.xml b/examples/example-gauth/pom.xml
index 87a973f..5704add 100644
--- a/examples/example-gauth/pom.xml
+++ b/examples/example-gauth/pom.xml
@@ -6,13 +6,13 @@
   <packaging>jar</packaging>
   <!-- Feel free to delete the comment at the end of these lines. It is just
        for safely updating the version in our release process. -->
-  <version>1.26.0-SNAPSHOT</version><!-- CURRENT_GRPC_VERSION -->
+  <version>1.27.0-SNAPSHOT</version><!-- CURRENT_GRPC_VERSION -->
   <name>example-gauth</name>
   <url>https://github.com/grpc/grpc-java</url>
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <grpc.version>1.26.0-SNAPSHOT</grpc.version><!-- CURRENT_GRPC_VERSION -->
+    <grpc.version>1.27.0-SNAPSHOT</grpc.version><!-- CURRENT_GRPC_VERSION -->
     <protobuf.version>3.11.0</protobuf.version>
     <!-- required for jdk9 -->
     <maven.compiler.source>1.7</maven.compiler.source>
diff --git a/examples/example-kotlin/android/helloworld/app/build.gradle b/examples/example-kotlin/android/helloworld/app/build.gradle
index bc00064..91ae914 100644
--- a/examples/example-kotlin/android/helloworld/app/build.gradle
+++ b/examples/example-kotlin/android/helloworld/app/build.gradle
@@ -51,7 +51,7 @@
 protobuf {
     protoc { artifact = 'com.google.protobuf:protoc:3.11.0' }
     plugins {
-        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+        grpc { artifact = 'io.grpc:protoc-gen-grpc-java:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
         }
     }
     generateProtoTasks {
@@ -73,9 +73,9 @@
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
 
     // You need to build grpc-java to obtain these libraries below.
-    implementation 'io.grpc:grpc-okhttp:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-protobuf-lite:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
-    implementation 'io.grpc:grpc-stub:1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-okhttp:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-protobuf-lite:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+    implementation 'io.grpc:grpc-stub:1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
 }
 
 repositories { mavenCentral() }
diff --git a/examples/example-kotlin/build.gradle b/examples/example-kotlin/build.gradle
index f146b46..983c384 100644
--- a/examples/example-kotlin/build.gradle
+++ b/examples/example-kotlin/build.gradle
@@ -25,7 +25,7 @@
 
 // Feel free to delete the comment at the next line. It is just for safely
 // updating the version in our release process.
-def grpcVersion = '1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+def grpcVersion = '1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
 
 dependencies {
     def kotlinVersion = plugins.findPlugin("org.jetbrains.kotlin.jvm").kotlinPluginVersion
diff --git a/examples/example-tls/build.gradle b/examples/example-tls/build.gradle
index b260866..875f961 100644
--- a/examples/example-tls/build.gradle
+++ b/examples/example-tls/build.gradle
@@ -23,7 +23,7 @@
 
 // Feel free to delete the comment at the next line. It is just for safely
 // updating the version in our release process.
-def grpcVersion = '1.26.0-SNAPSHOT' // CURRENT_GRPC_VERSION
+def grpcVersion = '1.27.0-SNAPSHOT' // CURRENT_GRPC_VERSION
 def nettyTcNativeVersion = '2.0.26.Final'
 def protocVersion = '3.11.0'
 
diff --git a/examples/example-tls/pom.xml b/examples/example-tls/pom.xml
index db7b9ae..917c33c 100644
--- a/examples/example-tls/pom.xml
+++ b/examples/example-tls/pom.xml
@@ -6,13 +6,13 @@
   <packaging>jar</packaging>
   <!-- Feel free to delete the comment at the end of these lines. It is just
        for safely updating the version in our release process. -->
-  <version>1.26.0-SNAPSHOT</version><!-- CURRENT_GRPC_VERSION -->
+  <version>1.27.0-SNAPSHOT</version><!-- CURRENT_GRPC_VERSION -->
   <name>example-tls</name>
   <url>https://github.com/grpc/grpc-java</url>
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <grpc.version>1.26.0-SNAPSHOT</grpc.version><!-- CURRENT_GRPC_VERSION -->
+    <grpc.version>1.27.0-SNAPSHOT</grpc.version><!-- CURRENT_GRPC_VERSION -->
     <protoc.version>3.11.0</protoc.version>
     <netty.tcnative.version>2.0.25.Final</netty.tcnative.version>
     <!-- required for jdk9 -->
diff --git a/examples/pom.xml b/examples/pom.xml
index 03ce873..b6900a8 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -6,13 +6,13 @@
   <packaging>jar</packaging>
   <!-- Feel free to delete the comment at the end of these lines. It is just
        for safely updating the version in our release process. -->
-  <version>1.26.0-SNAPSHOT</version><!-- CURRENT_GRPC_VERSION -->
+  <version>1.27.0-SNAPSHOT</version><!-- CURRENT_GRPC_VERSION -->
   <name>examples</name>
   <url>https://github.com/grpc/grpc-java</url>
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <grpc.version>1.26.0-SNAPSHOT</grpc.version><!-- CURRENT_GRPC_VERSION -->
+    <grpc.version>1.27.0-SNAPSHOT</grpc.version><!-- CURRENT_GRPC_VERSION -->
     <protobuf.version>3.11.0</protobuf.version>
     <protoc.version>3.11.0</protoc.version>
     <!-- required for jdk9 -->