diff --git a/external/fmt b/external/fmt
index 4b8e2838..680db66c 160000
--- a/external/fmt
+++ b/external/fmt
@@ -1 +1 @@
-Subproject commit 4b8e2838f0767793e060135f4824c4114e285678
+Subproject commit 680db66c3a78cd19bcd99ed99cc1973d73ff4dc6