diff --git a/make-includes/standard_rules.make b/make-includes/standard_rules.make
index 55dc3f4..2536c26 100755
--- a/make-includes/standard_rules.make
+++ b/make-includes/standard_rules.make
@@ -99,7 +99,7 @@
 # once in the function.
 #
 # PNG from TIFF, JPEG, PICT (normal image)
-# Note: The second rule omits the %.png target to avoid a circular dependency.
+# Note: PNG prerequisites are dealt with further down.
 #
 convert_normal = `$(CONVERT) "$(1)" "$(2)"`