diff --git a/apps/openmw/mwdialogue/keywordsearch.hpp b/apps/openmw/mwdialogue/keywordsearch.hpp
index 3cd8517651..fc6f2a91e8 100644
--- a/apps/openmw/mwdialogue/keywordsearch.hpp
+++ b/apps/openmw/mwdialogue/keywordsearch.hpp
@@ -2,6 +2,7 @@
 #define GAME_MWDIALOGUE_KEYWORDSEARCH_H
 
 #include <map>
+#include <climits>
 #include <cctype>
 #include <stdexcept>
 #include <vector>