diff --git a/internal/ffmpeg/hardware/hardware_linux.go b/internal/ffmpeg/hardware/hardware_linux.go
index af62ad1e..b2cc73e9 100644
--- a/internal/ffmpeg/hardware/hardware_linux.go
+++ b/internal/ffmpeg/hardware/hardware_linux.go
@@ -6,15 +6,17 @@ import (
 	"github.com/AlexxIT/go2rtc/internal/api"
 )
 
-const ProbeV4L2M2MH264 = "-f lavfi -i testsrc2 -t 1 -c h264_v4l2m2m -f null -"
-const ProbeV4L2M2MH265 = "-f lavfi -i testsrc2 -t 1 -c hevc_v4l2m2m -f null -"
-const ProbeRockchipH264 = "-f lavfi -i testsrc2 -t 1 -c h264_rkmpp_encoder -f null -"
-const ProbeRockchipH265 = "-f lavfi -i testsrc2 -t 1 -c hevc_rkmpp_encoder -f null -"
-const ProbeVAAPIH264 = "-init_hw_device vaapi -f lavfi -i testsrc2 -t 1 -vf format=nv12,hwupload -c h264_vaapi -f null -"
-const ProbeVAAPIH265 = "-init_hw_device vaapi -f lavfi -i testsrc2 -t 1 -vf format=nv12,hwupload -c hevc_vaapi -f null -"
-const ProbeVAAPIJPEG = "-init_hw_device vaapi -f lavfi -i testsrc2 -t 1 -vf format=nv12,hwupload -c mjpeg_vaapi -f null -"
-const ProbeCUDAH264 = "-init_hw_device cuda -f lavfi -i testsrc2 -t 1 -c h264_nvenc -f null -"
-const ProbeCUDAH265 = "-init_hw_device cuda -f lavfi -i testsrc2 -t 1 -c hevc_nvenc -f null -"
+const (
+	ProbeV4L2M2MH264 = "-f lavfi -i testsrc2 -t 1 -c h264_v4l2m2m -f null -"
+	ProbeV4L2M2MH265 = "-f lavfi -i testsrc2 -t 1 -c hevc_v4l2m2m -f null -"
+	ProbeRKMPPH264   = "-f lavfi -i testsrc2 -t 1 -c h264_rkmpp_encoder -f null -"
+	ProbeRKMPPH265   = "-f lavfi -i testsrc2 -t 1 -c hevc_rkmpp_encoder -f null -"
+	ProbeVAAPIH264   = "-init_hw_device vaapi -f lavfi -i testsrc2 -t 1 -vf format=nv12,hwupload -c h264_vaapi -f null -"
+	ProbeVAAPIH265   = "-init_hw_device vaapi -f lavfi -i testsrc2 -t 1 -vf format=nv12,hwupload -c hevc_vaapi -f null -"
+	ProbeVAAPIJPEG   = "-init_hw_device vaapi -f lavfi -i testsrc2 -t 1 -vf format=nv12,hwupload -c mjpeg_vaapi -f null -"
+	ProbeCUDAH264    = "-init_hw_device cuda -f lavfi -i testsrc2 -t 1 -c h264_nvenc -f null -"
+	ProbeCUDAH265    = "-init_hw_device cuda -f lavfi -i testsrc2 -t 1 -c hevc_nvenc -f null -"
+)
 
 func ProbeAll(bin string) []*api.Source {
 	if runtime.GOARCH == "arm64" || runtime.GOARCH == "arm" {
@@ -28,11 +30,11 @@ func ProbeAll(bin string) []*api.Source {
 				URL:  "ffmpeg:...#video=h265#hardware=" + EngineV4L2M2M,
 			},
 			{
-				Name: runToString(bin, ProbeRockchipH264),
+				Name: runToString(bin, ProbeRKMPPH264),
 				URL:  "ffmpeg:...#video=h264#hardware=" + EngineRKMPP,
 			},
 			{
-				Name: runToString(bin, ProbeRockchipH265),
+				Name: runToString(bin, ProbeRKMPPH265),
 				URL:  "ffmpeg:...#video=h265#hardware=" + EngineRKMPP,
 			},
 		}