diff --git a/external/fmt b/external/fmt
index 873670ba..d8a79eaf 160000
--- a/external/fmt
+++ b/external/fmt
@@ -1 +1 @@
-Subproject commit 873670ba3f9e7bc77ec2c1c94b04f1f8bef77e9f
+Subproject commit d8a79eafdc5250ee9939976fd649b45e15a085b3