diff --git a/python/cheetah3/slack-desc b/python/cheetah3/slack-desc
index 55debe1e6a..4ea0b93961 100644
--- a/python/cheetah3/slack-desc
+++ b/python/cheetah3/slack-desc
@@ -11,7 +11,7 @@ cheetah3:
 cheetah3: Cheetah3 is a free and open source template engine and code-
 cheetah3: generation tool written in Python. Cheetah can be used unto itself,
 cheetah3: or incorporated with other technologies and stacks regardless of
-cheetah3: whether they’re written in Python or not.
+cheetah3: whether they're written in Python or not.
 cheetah3:
 cheetah3: Homepage: http://www.cheetahtemplate.org/
 cheetah3: