diff --git a/package/Makefile.in b/package/Makefile.in
index f2962767cc..91b3e8f936 100644
--- a/package/Makefile.in
+++ b/package/Makefile.in
@@ -219,8 +219,6 @@ TARGET_STRIP = /bin/true
 STRIPCMD = $(TARGET_STRIP)
 endif
 INSTALL := $(shell which install || type -p install)
-FLEX := $(shell which flex || type -p flex)
-BISON := $(shell which bison || type -p bison)
 UNZIP := $(shell which unzip || type -p unzip) -q
 
 APPLY_PATCHES = PATH=$(HOST_DIR)/bin:$$PATH support/scripts/apply-patches.sh $(if $(QUIET),-s)