diff --git a/qt/CMakeLists.txt b/qt/CMakeLists.txt
index 8edfaf77..3dde4d83 100644
--- a/qt/CMakeLists.txt
+++ b/qt/CMakeLists.txt
@@ -140,6 +140,9 @@ else()
     ../external/glad/src/egl.c)
 endif()
 
+list(APPEND PLATFORM_SOURCES ../external/fmt/src/format.cc)
+list(APPEND INCLUDES ../external/fmt/include)
+
 list(APPEND QT_GUI_SOURCES
     src/main.cpp
     src/EmuApplication.cpp