diff --git a/Makefile b/Makefile
index 1f6df9b..d6a58a1 100644
--- a/Makefile
+++ b/Makefile
@@ -5,9 +5,8 @@ all: zip
 
 zip: build
 	find out/ -name "*.ihx" -print | zip -r out/stm8ef-bin docs/words.md mcu/* lib/* -@
-	find out/ -name "*.efr" -print | zip -r out/stm8ef-bin tools/* STM8S103.efr -@
-	find out/ -name "forth.rst" -print | zip -r out/stm8ef-bin tools/* STM8S103.efr -@
-	find out/ -name "target" -print | zip -r out/stm8ef-bin STM8S105.efr -@
+	find out/ -name "forth.rst" -print | zip -r out/stm8ef-bin tools/* -@
+	find out/ -name "target" -print | zip -r out/stm8ef-bin -@
 
 build: words
 	make BOARD=CORE