diff --git a/plugin.mk b/plugin.mk
index b054f147..9c5408a3 100644
--- a/plugin.mk
+++ b/plugin.mk
@@ -3,6 +3,10 @@
 FLAGS += -fPIC \
 	-I../../include -I../../dep/include
 
+ifdef SLUG
+	FLAGS += -DSLUG=$(SLUG)
+endif
+
 
 include ../../arch.mk