diff --git a/build/mkdep b/build/mkdep
index ec48c3c74c..07fd779a90 100755
--- a/build/mkdep
+++ b/build/mkdep
@@ -127,7 +127,7 @@ cat << _EOF_ >> $TMP
 
 #
 # files: $*
-# command: $CC -M $files
+# command: $CC $CC_MKDEP_FLAGS $files
 #
 
 _EOF_