diff --git a/external/fmt b/external/fmt
index 968fb9d..55190da 160000
--- a/external/fmt
+++ b/external/fmt
@@ -1 +1 @@
-Subproject commit 968fb9d1661f73bbe81f1661fb6aeac777e77e47
+Subproject commit 55190dadb5f844f6ef91f5dd45160470f95d5d9e