diff --git a/Makefile b/Makefile
index ec5881b..e09f853 100644
--- a/Makefile
+++ b/Makefile
@@ -1093,7 +1093,7 @@
 		@cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
 
 easylogo env gdb:
-	$(Q)$(MAKE) $(build)=tools/$@ MTD_VERSION=${MTD_VERSION}
+	$(Q)$(MAKE) $(build)=tools/$@
 
 gdbtools: gdb