diff --git a/scripts/mk-app.sh b/scripts/mk-app.sh
index 9b9469d..5fb25b0 100755
--- a/scripts/mk-app.sh
+++ b/scripts/mk-app.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 FILES="superdaemon superdaemon.ini app-prime-modbus app-prime-gui"
-for FILE IN ${FILES}
+for FILE in ${FILES}
 do
   md5sum ${FILE} | awk '{print $1}' > ${FILE}.md5
 done