diff --git a/src/main.rs b/src/main.rs
index 178ac82..b6894c0 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -106,18 +106,6 @@ fn setup() -> Result<Config, Box<dyn Error>> {
         config.general.insert("split_at".to_string(), split_char);
     }
 
-    // wm property
-    let wm_property = match args.wm_property {
-        Some(prop) => match prop {
-            Properties::Class => String::from("class"),
-            Properties::Instance => String::from("instance"),
-            Properties::Name => String::from("name"),
-        },
-        None => String::from("class"),
-    };
-    config
-        .general
-        .insert("wm_property".to_string(), wm_property);
     Ok(config)
 }