diff --git a/uisimulator/sdl/button.c b/uisimulator/sdl/button.c
index e8db43930f..671cf12d5c 100644
--- a/uisimulator/sdl/button.c
+++ b/uisimulator/sdl/button.c
@@ -63,8 +63,8 @@ void button_event(int key, bool pressed)
     case SDLK_UP:
 #ifdef BUTTON_UP
         new_btn = BUTTON_UP;
-#elif defined BUTTON_SCROLL_FWD
-        new_btn = BUTTON_SCROLL_FWD;
+#elif defined BUTTON_SCROLL_BACK
+        new_btn = BUTTON_SCROLL_BACK;
 #elif defined BUTTON_PLAY
         new_btn = BUTTON_PLAY;
 #endif
@@ -74,8 +74,8 @@ void button_event(int key, bool pressed)
     case SDLK_DOWN:
 #ifdef BUTTON_DOWN
         new_btn = BUTTON_DOWN;
-#elif defined BUTTON_SCROLL_BACK
-        new_btn = BUTTON_SCROLL_BACK;
+#elif defined BUTTON_SCROLL_FWD
+        new_btn = BUTTON_SCROLL_FWD;
 #elif defined BUTTON_STOP
         new_btn = BUTTON_STOP;
 #endif