diff --git a/lib/libimhex/source/helpers/utils.cpp b/lib/libimhex/source/helpers/utils.cpp
index b14eac503..4e381f2f3 100644
--- a/lib/libimhex/source/helpers/utils.cpp
+++ b/lib/libimhex/source/helpers/utils.cpp
@@ -16,6 +16,7 @@
 #include <wolv/utils/string.hpp>
 
 #include <clocale>
+#include <sstream>
 
 #if defined(OS_WINDOWS)
     #include <windows.h>