diff --git a/gfx/layers/Layers.cpp b/gfx/layers/Layers.cpp
index d721f9e646f..1552bb906c8 100644
--- a/gfx/layers/Layers.cpp
+++ b/gfx/layers/Layers.cpp
@@ -1796,6 +1796,7 @@ ColorLayer::PrintInfo(std::stringstream& aStream, const char* aPrefix)
 {
   Layer::PrintInfo(aStream, aPrefix);
   AppendToString(aStream, mColor, " [color=", "]");
+  AppendToString(aStream, mBounds, " [bounds=", "]");
 }
 
 void