diff --git a/external/fmt b/external/fmt
index 6f26045..9f5f39c 160000
--- a/external/fmt
+++ b/external/fmt
@@ -1 +1 @@
-Subproject commit 6f260455aa55f32429a468fb9a38017c5518ffcd
+Subproject commit 9f5f39cb50769559e3f04cd0fcb5bae58b269c52