diff --git a/config/config.mk b/config/config.mk
index 3ab8c9cd9375..bd6a4c928a5c 100644
--- a/config/config.mk
+++ b/config/config.mk
@@ -102,12 +102,7 @@ else
 MAKE_JARS_TARGET = $(FINAL_TARGET)
 endif
 
-#
 # The VERSION_NUMBER is suffixed onto the end of the DLLs we ship.
-# Since the longest of these is 5 characters without the suffix,
-# be sure to not set VERSION_NUMBER to anything longer than 3 
-# characters for Win16's sake.
-#
 VERSION_NUMBER		= 50
 
 ifeq ($(HOST_OS_ARCH),WINNT)
diff --git a/js/src/config/config.mk b/js/src/config/config.mk
index 3ab8c9cd9375..bd6a4c928a5c 100644
--- a/js/src/config/config.mk
+++ b/js/src/config/config.mk
@@ -102,12 +102,7 @@ else
 MAKE_JARS_TARGET = $(FINAL_TARGET)
 endif
 
-#
 # The VERSION_NUMBER is suffixed onto the end of the DLLs we ship.
-# Since the longest of these is 5 characters without the suffix,
-# be sure to not set VERSION_NUMBER to anything longer than 3 
-# characters for Win16's sake.
-#
 VERSION_NUMBER		= 50
 
 ifeq ($(HOST_OS_ARCH),WINNT)