diff --git a/engine/lua/lmathlib.cpp b/engine/lua/lmathlib.cpp
index 5a41a73656f..7103869c4b3 100644
--- a/engine/lua/lmathlib.cpp
+++ b/engine/lua/lmathlib.cpp
@@ -111,7 +111,7 @@ static void math_rad (void)
 }
 
 static void math_frexp (void) {
-  int32 e;
+  int e;
   lua_pushnumber(frexp(luaL_check_number(1), &e));
   lua_pushnumber(e);
 }