diff --git a/plugin.mk b/plugin.mk
index 826545e3..3463700b 100644
--- a/plugin.mk
+++ b/plugin.mk
@@ -40,6 +40,7 @@ ifdef ARCH_MAC
 	TARGET := $(TARGET).dylib
 	LDFLAGS += -undefined dynamic_lookup
 	RACK_USER_DIR ?= $(HOME)/Documents/Rack2
+	CODESIGN ?= codesign -f -s -
 endif
 
 ifdef ARCH_WIN