diff --git a/src/client-ws.ts b/src/client-ws.ts
index 3550f0a..3f6658c 100644
--- a/src/client-ws.ts
+++ b/src/client-ws.ts
@@ -71,7 +71,7 @@ class ADNLClientWS extends ADNLClient {
             return undefined
         }
 
-        this.socket.close()
+        this.socket.destroySoon()
     }
 
     public write (data: Buffer | Uint8Array): void {
diff --git a/src/client.ts b/src/client.ts
index 7c78b55..5e88933 100644
--- a/src/client.ts
+++ b/src/client.ts
@@ -118,6 +118,10 @@ class ADNLClient extends EventEmitter {
 
     protected onClose (): void {
         this._state = ADNLClientState.CLOSED
+        if (!this.socket.destroyed) {
+            this.socket.destroy()
+        }
+        this.socket = null
         this.emit('close')
     }
 
@@ -178,7 +182,7 @@ class ADNLClient extends EventEmitter {
             return undefined
         }
 
-        this.socket.end()
+        this.socket.destroySoon()
     }
 
     protected encrypt (data: Buffer): Buffer {