diff --git a/ChangeLog b/ChangeLog
index 3e84002..37d18fd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2019-12-27  7.0.9-13 Cristy  <quetzlzacatenango@image...>
+  * Release ImageMagick version 7.0.9-13, GIT revision 16...
+
+2019-12-27  7.0.9-12 Cristy  <quetzlzacatenango@image...>
+  * xc:white no longer creates a black PNM image (reference
+    https://github.com/ImageMagick/ImageMagick/issues/1817).
+
 2019-12-26  7.0.9-12 Cristy  <quetzlzacatenango@image...>
   * Release ImageMagick version 7.0.9-12, GIT revision 16587:7d6a559:20191226.
 
diff --git a/MagickCore/quantize.c b/MagickCore/quantize.c
index 6acd303..e96f7e5 100644
--- a/MagickCore/quantize.c
+++ b/MagickCore/quantize.c
@@ -653,7 +653,8 @@
       /*
         Monochrome image.
       */
-      intensity=0.0;
+      intensity=GetPixelInfoLuma(image->colormap+0) < QuantumRange/2.0 ? 0.0 :
+        QuantumRange;
       if ((image->colors > 1) &&
           (GetPixelInfoLuma(image->colormap+0) >
            GetPixelInfoLuma(image->colormap+1)))