diff --git a/plugins/src/cosmic_toplevel/mod.rs b/plugins/src/cosmic_toplevel/mod.rs
index 09ccb17..737ecee 100644
--- a/plugins/src/cosmic_toplevel/mod.rs
+++ b/plugins/src/cosmic_toplevel/mod.rs
@@ -26,7 +26,7 @@ pub async fn main() {
 
     let mut tx = async_stdout();
 
-    if session_is_cosmic() {
+    if !session_is_cosmic() {
         send(&mut tx, PluginResponse::Deactivate).await;
         return;
     }