diff --git a/src/pulse_client.rs b/src/pulse_client.rs
index d962ff3..273e96a 100644
--- a/src/pulse_client.rs
+++ b/src/pulse_client.rs
@@ -131,7 +131,10 @@ pub fn mute_sink_input(
         .introspect()
         .get_sink_input_info_list(move |items_result| match items_result {
             pulse::callbacks::ListResult::Item(item) => {
-                let application_name = item.proplist.get_str("application.name").unwrap();
+                let application_name = item
+                    .proplist
+                    .get_str(pulse::proplist::properties::APPLICATION_NAME)
+                    .unwrap();
                 let matches_regex = sink_filter.is_match(&application_name);
 
                 println!("{:?}", application_name);