diff --git a/src/Makefile b/src/Makefile
index 62a874d5..748a739e 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -330,4 +330,4 @@ install: default
 .depend:
 	-@$(CXX) -msse -MM $(OBJS:.o=.cpp) > $@ 2> /dev/null
 
-include .depend
+-include .depend