diff --git a/symphony/Crypt/__init__.py b/symphony/Crypt/__init__.py
index 5121ee8..33efd61 100644
--- a/symphony/Crypt/__init__.py
+++ b/symphony/Crypt/__init__.py
@@ -26,7 +26,7 @@ def write_tmpfile(self, string):
         fd, path = tempfile.mkstemp()
         filehandle = open(path, 'wb')
         filehandle.write(string)
-        filehandle.close
+        filehandle.close()
         return path
 
     def p12parse(self):