diff --git a/source/build/include/sdlayer.h b/source/build/include/sdlayer.h
index c31ecc361..15e6141b6 100644
--- a/source/build/include/sdlayer.h
+++ b/source/build/include/sdlayer.h
@@ -27,7 +27,7 @@ int32_t SDL_WaitEventTimeout(SDL_Event *event, int32_t timeout);
 #define SDL_GL_ATTRIBUTES(iter, attrib)                                                                                \
     for (iter = 0; iter < (int32_t)ARRAY_SIZE(attrib); iter++)                                                         \
     {                                                                                                                  \
-        j = attrib[iter].value;                                                                                        \
+        int32_t j = attrib[iter].value;                                                                                \
         if (!multisamplecheck &&                                                                                       \
             (attrib[iter].attr == SDL_GL_MULTISAMPLEBUFFERS || attrib[iter].attr == SDL_GL_MULTISAMPLESAMPLES))        \
         {                                                                                                              \