diff --git a/src/utils/str.py b/src/utils/str.py
index 8a73d4d57..a110c1b3b 100644
--- a/src/utils/str.py
+++ b/src/utils/str.py
@@ -296,7 +296,7 @@ def perlVariableSubstitute(vars, text):
             else:
                 try:
                     return str(x)
-                except UnicodeEncodeError: # Python 2
+                except UnicodeEncodeError: # Python 2
                     return str(x).encode('utf8')
         except KeyError:
             if braced: