diff --git a/Makefile b/Makefile
index cb342694f..2d2dcd0af 100644
--- a/Makefile
+++ b/Makefile
@@ -658,5 +658,3 @@ endif
 endif
 
 .PHONY: install-src install-appconfig install-headers generate xml conf html bare tags
-.SUFFIXES:
-.SUFFIXES: .c