diff --git a/frigate/ffmpeg_presets.py b/frigate/ffmpeg_presets.py
index 185ce0d86..353a8b922 100644
--- a/frigate/ffmpeg_presets.py
+++ b/frigate/ffmpeg_presets.py
@@ -53,8 +53,8 @@ _user_agent_args = [
 ]
 
 PRESETS_HW_ACCEL_DECODE = {
-    "preset-rpi-32-h264": ["-c:v", "h264_v4l2m2m"],
-    "preset-rpi-64-h264": ["-c:v", "h264_v4l2m2m"],
+    "preset-rpi-32-h264": ["-c:v:1", "h264_v4l2m2m"],
+    "preset-rpi-64-h264": ["-c:v:1", "h264_v4l2m2m"],
     "preset-vaapi": [
         "-hwaccel_flags",
         "allow_profile_mismatch",
diff --git a/frigate/test/test_ffmpeg_presets.py b/frigate/test/test_ffmpeg_presets.py
index 6ea623790..92e0fa3bd 100644
--- a/frigate/test/test_ffmpeg_presets.py
+++ b/frigate/test/test_ffmpeg_presets.py
@@ -52,7 +52,7 @@ class TestFfmpegPresets(unittest.TestCase):
         assert "preset-rpi-64-h264" not in (
             " ".join(frigate_config.cameras["back"].ffmpeg_cmds[0]["cmd"])
         )
-        assert "-c:v h264_v4l2m2m" in (
+        assert "-c:v:1 h264_v4l2m2m" in (
             " ".join(frigate_config.cameras["back"].ffmpeg_cmds[0]["cmd"])
         )