diff --git a/av1/encoder/encoder_utils.c b/av1/encoder/encoder_utils.c
index ea13edd..5bbb7a4 100644
--- a/av1/encoder/encoder_utils.c
+++ b/av1/encoder/encoder_utils.c
@@ -792,7 +792,10 @@
                ? BLOCK_128X128
                : BLOCK_64X64;
   } else if (oxcf->mode == REALTIME) {
-    return AOMMIN(width, height) > 720 ? BLOCK_128X128 : BLOCK_64X64;
+    if (oxcf->tune_cfg.content == AOM_CONTENT_SCREEN)
+      return AOMMIN(width, height) >= 720 ? BLOCK_128X128 : BLOCK_64X64;
+    else
+      return AOMMIN(width, height) > 720 ? BLOCK_128X128 : BLOCK_64X64;
   }
 
   // TODO(any): Possibly could improve this with a heuristic.