diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index 1e5374683fa..ff47d5c4e7b 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -458,7 +458,7 @@ endif
 
 # Show the DLSUFFIX to build scripts (e.g. buildfarm)
 .PHONY: show_dl_suffix
-show_dl_suffix
+show_dl_suffix:
 	@echo $(DLSUFFIX)