diff --git a/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSSongListRoutes.kt b/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSSongListRoutes.kt
index fbab63f..01b145b 100644
--- a/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSSongListRoutes.kt
+++ b/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSSongListRoutes.kt
@@ -151,6 +151,7 @@ fun Routing.wsSongListRoutes() {
             }
         } catch (e: ClosedReceiveChannelException) {
             logger.error("Error in WebSocket: ${e.message}")
+        } finally {
             removeSession(uid)
         }
     }
diff --git a/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSSongRoutes.kt b/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSSongRoutes.kt
index d43e304..111d052 100644
--- a/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSSongRoutes.kt
+++ b/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSSongRoutes.kt
@@ -110,6 +110,7 @@ fun Routing.wsSongRoutes() {
             }
         } catch(e: ClosedReceiveChannelException) {
             logger.error("Error in WebSocket: ${e.message}")
+        } finally {
             removeSession(uid, this)
         }
     }
diff --git a/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSTimerRoutes.kt b/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSTimerRoutes.kt
index 11d8e04..243b30f 100644
--- a/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSTimerRoutes.kt
+++ b/webserver/src/main/kotlin/space/mori/chzzk_bot/webserver/routes/WSTimerRoutes.kt
@@ -87,6 +87,7 @@ fun Routing.wsTimerRoutes() {
             }
         } catch(e: ClosedReceiveChannelException) {
             logger.error("Error in WebSocket: ${e.message}")
+        } finally {
             removeSession(uid, this)
         }
     }