diff --git a/src/main/python/ddadevops/c4k_mixin.py b/src/main/python/ddadevops/c4k_mixin.py
index 2fe2faf..654c6ca 100644
--- a/src/main/python/ddadevops/c4k_mixin.py
+++ b/src/main/python/ddadevops/c4k_mixin.py
@@ -44,7 +44,7 @@ class C4kMixin(DevopsBuild):
             output_file.write(generate_clojure_map(self.c4k_mixin_config))
     
     def write_c4k_auth(self):
-        with open(self.build_path() + '/out_auth.edn' 'w') as output_file:
+        with open(self.build_path() + '/out_auth.edn', 'w') as output_file:
             output_file.write(generate_clojure_map(self.c4k_mixin_auth))
         chmod(self.build_path() + '/out_auth.edn', 0o600)