diff --git a/c/Makefile b/c/Makefile
index 50eb820..8f6a49b 100644
--- a/c/Makefile
+++ b/c/Makefile
@@ -45,7 +45,7 @@ c128: bdir
 pet: bdir
 	$(CCBUILD) -t pet -o $(BUILDDIR)/$(PROJNAME)-pet.bin $(CFILES)
 
-plus4:bdir
+plus4: bdir
 	$(CCBUILD) -t plus4 -o $(BUILDDIR)/$(PROJNAME)-plus4.bin $(CFILES)
 
 all: $(PROJNAME) a2 a2e atari8bit c64 c16 c128 pet plus4