diff --git a/src/game/skybox.c b/src/game/skybox.c
index 96cbe486..f2dd6222 100644
--- a/src/game/skybox.c
+++ b/src/game/skybox.c
@@ -61,7 +61,7 @@ struct Skybox {
 
 struct Skybox sSkyBoxInfo[2];
 
-typedef const Texture *const SkyboxTexture[80 * SKYBOX_SIZE];
+typedef const Texture *const SkyboxTexture[80 * sqr(SKYBOX_SIZE)];
 
 extern SkyboxTexture bbh_skybox_ptrlist;
 extern SkyboxTexture bidw_skybox_ptrlist;