diff --git a/library/LuaApi.cpp b/library/LuaApi.cpp
index 1989b9a78b..4edf60000a 100644
--- a/library/LuaApi.cpp
+++ b/library/LuaApi.cpp
@@ -2637,6 +2637,7 @@ static int maps_setTileAquifer(lua_State* L)
     case 1:
         Lua::CheckDFAssign(L, &p, 1);
         rv = Maps::setTileAquifer(p);
+        break;
     case 2:
         Lua::CheckDFAssign(L, &p, 1);
         rv = Maps::setTileAquifer(p, lua_toboolean(L, 2));