diff --git a/extern/lz4 b/extern/lz4
index db57809..5ff8396 160000
--- a/extern/lz4
+++ b/extern/lz4
@@ -1 +1 @@
-Subproject commit db57809cf189feb2dd690d55abc2884c95c6fc00
+Subproject commit 5ff839680134437dbf4678f3d0c7b371d84f4964