diff --git a/Makefile b/Makefile
index bf8adc884294ee..cf10346a211768 100644
--- a/Makefile
+++ b/Makefile
@@ -439,6 +439,10 @@ PACKAGEMAKER ?= /Developer/Applications/Utilities/PackageMaker.app/Contents/MacO
 PKGDIR=out/dist-osx
 
 release-only:
+	@if `grep -q REPLACEME doc/api/*.md`; then \
+		echo 'Please update Added: tags in the documentation first.' ; \
+		exit 1 ; \
+	fi
 	@if [ "$(shell git status --porcelain | egrep -v '^\?\? ')" = "" ]; then \
 		exit 0 ; \
 	else \