diff --git a/packages/server/package.json b/packages/server/package.json
index 41f70e7d71..9a14db3924 100644
--- a/packages/server/package.json
+++ b/packages/server/package.json
@@ -47,7 +47,7 @@
     "node-cron": "^3.0.2",
     "npmlog": "^7.0.1",
     "react-email": "^1.9.4",
-    "ts-pattern": "^5.0.5",
+    "ts-pattern": "^4.3.0",
     "yup": "^0.32.9"
   },
   "devDependencies": {
diff --git a/packages/server/src/notifier/scripts/mockEmail.ts b/packages/server/src/notifier/scripts/mockEmail.ts
index 3018ea62d9..d157d36e77 100644
--- a/packages/server/src/notifier/scripts/mockEmail.ts
+++ b/packages/server/src/notifier/scripts/mockEmail.ts
@@ -7,7 +7,7 @@ import { createEmailNotifier } from '../model/email'
 const sendEmail = async () => {
   const emailAddress = process.argv[2]
   if (!emailAddress) {
-    process.stderr.write('Usage: mockEmail emailAddress [notificationKind]')
+    process.stderr.write('Usage: mockEmail email [notificationKind]')
     return
   }
   const emailProvider = createEmailProvider()
diff --git a/yarn.lock b/yarn.lock
index be2b5aa98b..ea829aa404 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -29446,7 +29446,7 @@ __metadata:
     prisma: ^4.10.1
     react-email: ^1.9.4
     ts-node: ^10.9.1
-    ts-pattern: ^5.0.5
+    ts-pattern: ^4.3.0
     tsconfig-paths: ^3.14.2
     tscpaths: ^0.0.9
     typescript: ^4.9.5
@@ -31484,10 +31484,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ts-pattern@npm:^5.0.5":
-  version: 5.0.5
-  resolution: "ts-pattern@npm:5.0.5"
-  checksum: 9eef9fe24ee29c92cfd00c945c35d1b93b1d04e9e47da6cd13f0a2f480864210acdab0c6d2d07ef4f396f6f0e54627a6b60afacc788c4501ee81f699a45588ff
+"ts-pattern@npm:^4.3.0":
+  version: 4.3.0
+  resolution: "ts-pattern@npm:4.3.0"
+  checksum: f5167f6f721212c1e22f8590bb1fc21e27fd591d6fc5af0e467778f8e5b2dc1ae490cf5c633c83a3021a61283a671a53faf250b081c17c0f025e73eb775e5fe3
   languageName: node
   linkType: hard