diff --git a/vmicore/src/Cmdline.cpp b/vmicore/src/Cmdline.cpp
index cb144cd2..77db032c 100644
--- a/vmicore/src/Cmdline.cpp
+++ b/vmicore/src/Cmdline.cpp
@@ -1,5 +1,6 @@
 #include "Cmdline.h"
 #include <fmt/core.h>
+#include <iterator>
 
 std::istream& operator>>(std::istream& is, std::pair<std::string, std::string>& p)
 {
diff --git a/vmicore/src/lib/CMakeLists.txt b/vmicore/src/lib/CMakeLists.txt
index d5ee3dc1..159b1bc9 100644
--- a/vmicore/src/lib/CMakeLists.txt
+++ b/vmicore/src/lib/CMakeLists.txt
@@ -87,7 +87,7 @@ target_link_libraries(vmicore-lib PUBLIC GSL)
 FetchContent_Declare(
         fmt
         GIT_REPOSITORY https://github.com/fmtlib/fmt.git
-        GIT_TAG 8.1.1
+        GIT_TAG 11.0.2
 )
 FetchContent_MakeAvailable(fmt)
 target_link_libraries(vmicore-lib PUBLIC fmt-header-only)