diff --git a/openvidu-test-e2e/src/main/java/io/openvidu/test/e2e/OpenViduTestE2e.java b/openvidu-test-e2e/src/main/java/io/openvidu/test/e2e/OpenViduTestE2e.java
index 7d184204..066bd528 100644
--- a/openvidu-test-e2e/src/main/java/io/openvidu/test/e2e/OpenViduTestE2e.java
+++ b/openvidu-test-e2e/src/main/java/io/openvidu/test/e2e/OpenViduTestE2e.java
@@ -63,9 +63,9 @@ public class OpenViduTestE2e {
 	// 2. Any extra flags needed for that codec to work
 	final protected static Map<String, Pair<String, ?>> FFMPEG_VIDEO_CODEC_NAMES = new HashMap<>() {
 		{
-			put("H264", Pair.of("libx264", ""));
-			put("VP8", Pair.of("libvpx", ""));
-			put("VP9", Pair.of("libvpx-vp9", ""));
+			put("H264", Pair.of("libx264", "-crf 40"));
+			put("VP8", Pair.of("libvpx", "-crf 40"));
+			put("VP9", Pair.of("libvpx-vp9", "-crf 40"));
 			put("MPEG-4", Pair.of("mpeg4", ""));
 			put("M-JPEG", Pair.of("mjpeg", "-force_duplicated_matrix:v 1 -huffman:v 0"));
 			// put("AV1", Pair.of("libaom-av1", "")); // NOT SUPPORTED BY THE RTSP SERVER