diff --git a/Makefile b/Makefile
index ed49d232..a3ac7684 100644
--- a/Makefile
+++ b/Makefile
@@ -10,12 +10,6 @@ BINPREFIX =	${PREFIX}/bin
 MANPREFIX =	${PREFIX}/man
 Q =		@
 
-yacc_pre := \
-	src/asm/yaccprt1.y\
-	src/asm/yaccprt2.y\
-	src/asm/yaccprt3.y\
-	src/asm/yaccprt4.y
-
 rgbasm_obj := \
 	src/asm/asmy.o \
 	src/asm/charmap.o \