diff --git a/server/encode/encode.go b/server/encode/encode.go
index 93fc652f..6dbb13bd 100644
--- a/server/encode/encode.go
+++ b/server/encode/encode.go
@@ -88,7 +88,7 @@ func ffmpegCommand(filePath string, profile Profile) (*exec.Cmd, error) {
 	args := []string{
 		"-v", "0",
 		"-i", filePath,
-		"-map", "0:0",
+		"-map", "0:a:0",
 		"-vn",
 		"-b:a", fmt.Sprintf("%dk", profile.Bitrate),
 	}
diff --git a/server/mime/mime.go b/server/mime/mime.go
index 63c8f939..91b6277d 100644
--- a/server/mime/mime.go
+++ b/server/mime/mime.go
@@ -12,6 +12,7 @@ func FromExtension(ext string) (string, bool) {
 		"m4b":  "audio/m4b",
 		"ogg":  "audio/ogg",
 		"opus": "audio/ogg",
+		"wma":  "audio/x-ms-wma",
 	}
 	v, ok := types[ext]
 	return v, ok