diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e8cdbf0..0709f3a 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -29,6 +29,7 @@ set(tfs_SRC
 	${CMAKE_CURRENT_LIST_DIR}/ioguild.cpp
 	${CMAKE_CURRENT_LIST_DIR}/iologindata.cpp
 	${CMAKE_CURRENT_LIST_DIR}/iomap.cpp
+	${CMAKE_CURRENT_LIST_DIR}/iomarket.cpp
 	${CMAKE_CURRENT_LIST_DIR}/iomapserialize.cpp
 	${CMAKE_CURRENT_LIST_DIR}/item.cpp
 	${CMAKE_CURRENT_LIST_DIR}/items.cpp
diff --git a/src/iologindata.cpp b/src/iologindata.cpp
index 602dcfb..e742643 100644
--- a/src/iologindata.cpp
+++ b/src/iologindata.cpp
@@ -22,7 +22,12 @@
 #include "iologindata.h"
 #include "configmanager.h"
 #include "game.h"
+
+#if __has_include("fmt/core.h")
 #include <fmt/core.h>
+#else
+#include <fmt/format.h> 
+#endif
 
 extern ConfigManager g_config;
 extern Game g_game;
diff --git a/src/iomarket.cpp b/src/iomarket.cpp
index 4476538..3cb078e 100644
--- a/src/iomarket.cpp
+++ b/src/iomarket.cpp
@@ -10,7 +10,11 @@
 #include "game.h"
 #include "iologindata.h"
 #include "scheduler.h"
+#if __has_include("fmt/core.h")
 #include <fmt/core.h>
+#else
+#include <fmt/format.h> 
+#endif
 
 extern ConfigManager g_config;
 extern Game g_game;