diff --git a/UnleashedRecomp/config.cpp b/UnleashedRecomp/config.cpp
index 00c412c..5826b02 100644
--- a/UnleashedRecomp/config.cpp
+++ b/UnleashedRecomp/config.cpp
@@ -49,6 +49,8 @@ void Config::Load()
     {
         printf("Failed to parse configuration: %s\n", err.what());
     }
+
+    ResolutionScale = std::clamp(ResolutionScale, 0.25f, 2.0f);
 }
 
 void Config::Save()
diff --git a/UnleashedRecomp/stdafx.h b/UnleashedRecomp/stdafx.h
index 6233ba0..4f8f226 100644
--- a/UnleashedRecomp/stdafx.h
+++ b/UnleashedRecomp/stdafx.h
@@ -3,6 +3,7 @@
 #define NOMINMAX
 
 #include <windows.h>
+#include <algorithm>
 #include <mutex>
 #include <vector>
 #include <string>