diff --git a/common/pch/pch.h b/common/pch/pch.h
index d5393e0c8..388034004 100644
--- a/common/pch/pch.h
+++ b/common/pch/pch.h
@@ -24,3 +24,6 @@
 #include <tuple>
 #include <fstream>
 #include <cstdio>
+
+// fmt
+#include <fmt/format.h>
diff --git a/zone/pch.h b/zone/pch.h
index e62c63b38..9b19c9250 100644
--- a/zone/pch.h
+++ b/zone/pch.h
@@ -27,7 +27,7 @@
 
 
 // fmt
-//#include <fmt/core.h>
+#include <fmt/format.h>
 //# include <fmt/core.h>
 //# define FMT_STRING(s) s