diff --git a/contrib/make_locale b/contrib/make_locale
index 681730610..2831cfeb3 100755
--- a/contrib/make_locale
+++ b/contrib/make_locale
@@ -8,7 +8,7 @@ import requests
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
 os.chdir('..')
 
-code_directories = '{gui,plugins,lib}'
+code_directories = 'gui plugins lib'
 cmd = "find {} -type f -name '*.py' -o -name '*.kv'".format(code_directories)
 
 files = subprocess.check_output(cmd, shell=True)