diff --git a/lib/libimhex/source/api/theme_manager.cpp b/lib/libimhex/source/api/theme_manager.cpp
index be3f4ee75..e13ad589d 100644
--- a/lib/libimhex/source/api/theme_manager.cpp
+++ b/lib/libimhex/source/api/theme_manager.cpp
@@ -17,7 +17,7 @@ namespace hex {
         AutoReset<std::string> s_imageTheme;
         AutoReset<std::string> s_currTheme;
 
-        std::mutex s_themeMutex;
+        std::recursive_mutex s_themeMutex;
     }