diff --git a/externals/mam4xx b/externals/mam4xx
index a8aa56ba915..316817f6925 160000
--- a/externals/mam4xx
+++ b/externals/mam4xx
@@ -1 +1 @@
-Subproject commit a8aa56ba915c83c22edc54ce5fd8ae4a23e6173e
+Subproject commit 316817f6925d5d0380f624402c0c5ede3070e334