diff --git a/include/prereq.mk b/include/prereq.mk
index 41596dcb8b..8a08be8e68 100644
--- a/include/prereq.mk
+++ b/include/prereq.mk
@@ -27,7 +27,7 @@ define Require
 			echo 'ok.'; \
 		else \
 			echo 'failed.'; \
-			echo -e "$(strip $(2))" | perl -ne 's/\\\s*/\n/g,print' >> $(TMP_DIR)/.prereq-error; \
+			echo -e "$(PKG_NAME): $(strip $(2))" | perl -ne 's/\\\s*/\n/g,print' >> $(TMP_DIR)/.prereq-error; \
 		fi
 
     check-$(1): FORCE