diff --git a/gitdb/ext/smmap b/gitdb/ext/smmap
index f31bfa3..8f82e6c 160000
--- a/gitdb/ext/smmap
+++ b/gitdb/ext/smmap
@@ -1 +1 @@
-Subproject commit f31bfa378c8840d38d31e7e11ef2b84f191a491e
+Subproject commit 8f82e6c19661f9b735cc55cc89031a189e408894