diff --git a/cores/dynamic_dummy.c b/cores/dynamic_dummy.c
index 393855742f..7e85947938 100644
--- a/cores/dynamic_dummy.c
+++ b/cores/dynamic_dummy.c
@@ -27,7 +27,11 @@ static uint16_t *frame_buf;
 
 void libretro_dummy_retro_init(void)
 {
+   unsigned i;
+
    frame_buf = (uint16_t*)calloc(320 * 240, sizeof(uint16_t));
+   for (i = 0; i < 320 * 240; i++)
+      frame_buf[i] = 4 << 5;
 }
 
 void libretro_dummy_retro_deinit(void)
@@ -121,11 +125,7 @@ void libretro_dummy_retro_reset(void)
 
 void libretro_dummy_retro_run(void)
 {
-   unsigned i;
-
    dummy_input_poll_cb();
-   for (i = 0; i < 320 * 240; i++)
-      frame_buf[i] = 4 << 5;
    dummy_video_cb(frame_buf, 320, 240, 640);
 }