diff --git a/completers/ffmpeg_completer/cmd/root.go b/completers/ffmpeg_completer/cmd/root.go
index 0057e11d9d..af9e41fa8d 100644
--- a/completers/ffmpeg_completer/cmd/root.go
+++ b/completers/ffmpeg_completer/cmd/root.go
@@ -323,15 +323,13 @@ func actionFlagArguments(flag string) carapace.Action {
 	name := strings.SplitN(strings.TrimLeft(flag, "-"), ":", 2)[0]
 	switch name {
 	case "c":
-		switch flag {
-		case "-c:a":
-			// TODO audio codecs
-			return ffmpeg.ActionCodecs()
-		case "-c:v":
-			return ffmpeg.ActionCodecs()
-			// TODO video codecs
+		switch {
+		case strings.HasPrefix(flag, "-c:a"):
+			return ffmpeg.ActionCodecs() // TODO audio codecs
+		case strings.HasPrefix(flag, "-c:v"):
+			return ffmpeg.ActionCodecs() // TODO video codecs
 		default:
-			return carapace.ActionValues()
+			return carapace.ActionValues("copy")
 		}
 	case "h", "?", "help":
 		return carapace.ActionMultiPartsN("=", 2, func(c carapace.Context) carapace.Action {