diff --git a/Makefile b/Makefile
index ff9c3c7d1d1dcd5d2fdea46020e629b2cbde22b8..ad536957d45d83a8dbfafa10f79814757470d0cd 100644
--- a/Makefile
+++ b/Makefile
@@ -12,11 +12,11 @@ all: ${LP_OBJ}
 
 .PHONY: install
 install: lambdapi.pkg
-	${LP} install ${LP_FLAGS} lambdapi.pkg ${LP_SRC}
+	${LP} install lambdapi.pkg ${LP_SRC}
 
 .PHONY: uninstall
 uninstall:
-	${LP} uninstall ${LP_FLAGS} lambdapi.pkg
+	${LP} uninstall lambdapi.pkg
 
 .PHONY: clean
 clean: