diff --git a/src/commands/audio_output_devices/outputs.rs b/src/commands/audio_output_devices/outputs.rs
index 986d13f..1ac7171 100644
--- a/src/commands/audio_output_devices/outputs.rs
+++ b/src/commands/audio_output_devices/outputs.rs
@@ -31,8 +31,6 @@ impl Command for Outputs {
     fn parse_response(
         parts: ResponseAttributes<'_>,
     ) -> Result<Self::Response, ResponseParserError> {
-        todo!()
-        // debug_assert!(parts.is_empty());
-        // Ok(())
+        unimplemented!()
     }
 }
diff --git a/src/commands/playback_options/getvol.rs b/src/commands/playback_options/getvol.rs
index 1278bb3..28f92b6 100644
--- a/src/commands/playback_options/getvol.rs
+++ b/src/commands/playback_options/getvol.rs
@@ -17,7 +17,7 @@ impl Command for GetVol {
     fn parse_response(
         parts: ResponseAttributes<'_>,
     ) -> Result<Self::Response, ResponseParserError> {
-        todo!()
+        unimplemented!()
         // let volume = get_property!(parts, Volume, "volume");
         // let volume = match parts.get("volume") {
         //     Some(GenericResponseValue::Volume(v)) => *v,
diff --git a/src/commands/querying_mpd_status/currentsong.rs b/src/commands/querying_mpd_status/currentsong.rs
index dcf4c84..673814e 100644
--- a/src/commands/querying_mpd_status/currentsong.rs
+++ b/src/commands/querying_mpd_status/currentsong.rs
@@ -22,6 +22,6 @@ impl Command for CurrentSong {
     fn parse_response(
         parts: ResponseAttributes<'_>,
     ) -> Result<Self::Response, ResponseParserError> {
-        todo!()
+        unimplemented!()
     }
 }