diff --git a/testutils/testutils-mockito/build.gradle b/testutils/testutils-mockito/build.gradle
index 40d784c..36831bb 100644
--- a/testutils/testutils-mockito/build.gradle
+++ b/testutils/testutils-mockito/build.gradle
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+import androidx.build.LibraryType
+
 plugins {
     id("AndroidXPlugin")
     id("com.android.library")
@@ -30,4 +32,8 @@
     lintOptions {
         disable "InvalidPackage" // Lint is unhappy about java.lang.instrument package
     }
-}
\ No newline at end of file
+}
+
+androidx {
+    type = LibraryType.INTERNAL_TEST_LIBRARY
+}