diff --git a/Source/Core/Core/GeckoCodeConfig.cpp b/Source/Core/Core/GeckoCodeConfig.cpp
index 25c9d9a87f..5d81352e88 100644
--- a/Source/Core/Core/GeckoCodeConfig.cpp
+++ b/Source/Core/Core/GeckoCodeConfig.cpp
@@ -2,6 +2,7 @@
 // Licensed under GPLv2+
 // Refer to the license.txt file included.
 
+#include <algorithm>
 #include <sstream>
 #include <string>
 #include <vector>