diff --git a/index.js b/index.js
index 13d71ad..d408ca4 100644
--- a/index.js
+++ b/index.js
@@ -1,4 +1,10 @@
-import { finalizeEvent, verifyEvent, getPublicKey, nip19 } from "nostr-tools";
+import {
+  finalizeEvent,
+  verifyEvent,
+  getPublicKey,
+  nip19,
+  getEventHash,
+} from "nostr-tools";
 import { useWebSocketImplementation, Relay } from "nostr-tools/relay";
 import WebSocket from "ws";
 useWebSocketImplementation(WebSocket);
@@ -48,10 +54,14 @@ try {
   const isGood = verifyEvent(profileEvent);
   if (isGood) {
     (async () => {
-      const relay = await Relay.connect(RELAY);
-      await relay.publish(profileEvent);
-      console.log("IT IS ALIVE!!");
-      relay.close();
+      try {
+        const relay = await Relay.connect(RELAY);
+        await relay.publish(profileEvent);
+        console.log("IT IS ALIVE!!");
+        relay.close();
+      } catch (error) {
+        exit(error);
+      }
     })();
   }
 
@@ -73,12 +83,16 @@ try {
     const isGood = verifyEvent(event);
     if (isGood) {
       (async () => {
-        console.log("BOT IS CONNECTING..");
-        const relay = await Relay.connect(RELAY);
-        console.log("BOT CONNECTED");
-        await relay.publish(event);
-        console.log(`[${today.toISOString()}] ${message}`, event);
-        relay.close();
+        try {
+          console.log("BOT IS CONNECTING..");
+          const relay = await Relay.connect(RELAY);
+          console.log("BOT CONNECTED");
+          await relay.publish(event);
+          console.log(`[${today.toISOString()}] ${message}`, event);
+          relay.close();
+        } catch (error) {
+          exit(error);
+        }
       })();
     }
   };
@@ -86,27 +100,31 @@ try {
   console.log("BOT IS BOTTING as", nip19.npubEncode(pk));
   intervalId = setInterval(run, TWO_DAYS);
 } catch (error) {
+  exit(error);
+}
+
+function exit(error) {
   console.error(`[${new Date().toISOString()}]`, "RIP BOT", error);
   clearInterval(intervalId);
   process.exit(1);
 }
 
 function finalizeEventWithPoW(event, sk, difficulty = 0) {
-  if (difficulty === 0) return finalizeEvent(event, sk);
+  if (!difficulty) return finalizeEvent(event, sk);
 
   const pk = getPublicKey(sk);
   let nonce = 0;
   let leadingZeroes = 0;
-  let event = { ...event, pubkey: pk };
+  let unsignedEvent = { ...event, pubkey: pk };
   while (true) {
-    event.tags = [["nonce", nonce.toString(), difficulty.toString()]];
-    event.created_at = Math.floor(Date.now() / 1000);
+    unsignedEvent.tags = [["nonce", nonce.toString(), difficulty.toString()]];
+    unsignedEvent.created_at = Math.floor(Date.now() / 1000);
 
-    const hash = getEventHash(event);
+    const hash = getEventHash(unsignedEvent);
     leadingZeroes = countLeadingZeroes(hash);
 
     if (leadingZeroes >= difficulty) {
-      return finalizeEvent(event, sk);
+      return finalizeEvent(unsignedEvent, sk);
     }
 
     nonce++;