diff --git a/rtmp/rtmp_test.go b/rtmp/rtmp_test.go
index 296809c6..949ebeef 100644
--- a/rtmp/rtmp_test.go
+++ b/rtmp/rtmp_test.go
@@ -172,6 +172,7 @@ func TestFromFrame(t *testing.T) {
 		if err != nil {
 			t.Errorf("Encoding failed with error: %v", err)
 		}
+		time.Sleep(40 * time.Millisecond) // rate limit to 1/25s
 	}
 
 	err = s.Close()