diff --git a/desktop_version/src/Input.cpp b/desktop_version/src/Input.cpp
index 5af2fb31..3c713294 100644
--- a/desktop_version/src/Input.cpp
+++ b/desktop_version/src/Input.cpp
@@ -445,6 +445,12 @@ static void menuactionpress(void)
         map.nexttowercolour();
         break;
     case Menu::graphicoptions:
+        if (graphics.screenbuffer == NULL)
+        {
+            SDL_assert(0 && "Screenbuffer is NULL!");
+            break;
+        }
+
         switch (game.currentmenuoption)
         {
         case 0:
diff --git a/desktop_version/src/Render.cpp b/desktop_version/src/Render.cpp
index 3965595f..da3974ca 100644
--- a/desktop_version/src/Render.cpp
+++ b/desktop_version/src/Render.cpp
@@ -251,6 +251,12 @@ static void menurender(void)
         }
         break;
     case Menu::graphicoptions:
+        if (graphics.screenbuffer == NULL)
+        {
+            SDL_assert(0 && "Screenbuffer is NULL!");
+            break;
+        }
+
         switch (game.currentmenuoption)
         {
         case 0: