diff --git a/pep-0397.txt b/pep-0397.txt
index 71fd150b9..ea7afd0ca 100644
--- a/pep-0397.txt
+++ b/pep-0397.txt
@@ -334,7 +334,7 @@ References
 
     [3] https://bitbucket.org/vinay.sajip/pylauncher
 
-    [4] https://bitbucket.org/vinay.sajip/pylauncher/src/tip/Docs/launcher.rst
+    [4] https://bitbucket.org/vinay.sajip/pylauncher/src/tip/Doc/launcher.rst
 
 Copyright