diff --git a/internal-packages/emails/src/index.tsx b/internal-packages/emails/src/index.tsx
index 391a92f504..189849d5c8 100644
--- a/internal-packages/emails/src/index.tsx
+++ b/internal-packages/emails/src/index.tsx
@@ -15,7 +15,7 @@ import MagicLinkEmail from "../emails/magic-link";
 import WelcomeEmail from "../emails/welcome";
 import { constructMailTransport, MailTransport, MailTransportOptions } from "./transports";
 
-export { type MailTransportOptions }
+export { type MailTransportOptions };
 
 export const DeliverEmailSchema = z
   .discriminatedUnion("email", [
@@ -109,7 +109,9 @@ export class EmailClient {
       }
       case "alert-run": {
         return {
-          subject: `[${data.organization}] Run ${data.runId} failed for ${data.taskIdentifier} [${data.version}.${data.environment}] ${data.error.message}`,
+          subject: `[${data.organization}] Run ${data.runId} failed for ${data.taskIdentifier} [${
+            data.version
+          }.${data.environment}] ${formatErrorMessageForSubject(data.error.message)}`,
           component: <AlertRunFailureEmail {...data} />,
         };
       }
@@ -128,3 +130,12 @@ export class EmailClient {
     }
   }
 }
+
+function formatErrorMessageForSubject(message?: string) {
+  if (!message) {
+    return "";
+  }
+
+  const singleLine = message.replace(/[\r\n]+/g, " ");
+  return singleLine.length > 30 ? singleLine.substring(0, 27) + "..." : singleLine;
+}
diff --git a/references/v3-catalog/trigger.config.ts b/references/v3-catalog/trigger.config.ts
index b06685ade8..9a24160445 100644
--- a/references/v3-catalog/trigger.config.ts
+++ b/references/v3-catalog/trigger.config.ts
@@ -7,7 +7,6 @@ import { ffmpeg, syncEnvVars } from "@trigger.dev/build/extensions/core";
 import { puppeteer } from "@trigger.dev/build/extensions/puppeteer";
 import { prismaExtension } from "@trigger.dev/build/extensions/prisma";
 import { emitDecoratorMetadata } from "@trigger.dev/build/extensions/typescript";
-import { pythonExtension } from "@trigger.dev/python/extension";
 import { defineConfig } from "@trigger.dev/sdk/v3";
 
 export { handleError } from "./src/handleError.js";
@@ -87,7 +86,6 @@ export default defineConfig({
           value: secret.secretValue,
         }));
       }),
-      pythonExtension(),
       puppeteer(),
     ],
     external: ["re2"],