diff --git a/Documentation/config.txt b/Documentation/config.txt
index c5e094a9c4a31568e4efb2c70af7e7808ae63528..35824258cabece3f5e1d5d6e1793ec4201612166 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -860,7 +860,7 @@ pack.indexVersion::
 	whenever the corresponding pack is larger than 2 GB.  Otherwise
 	the default is 1.
 
-pack.packSizeLimit:
+pack.packSizeLimit::
 	The default maximum size of a pack.  This setting only affects
 	packing to a file, i.e. the git:// protocol is unaffected.  It
 	can be overridden by the `\--max-pack-size` option of