diff --git a/infrastructure/environments/setup-environment.ts b/infrastructure/environments/setup-environment.ts
index 12f8a9bfe..83a0642bf 100644
--- a/infrastructure/environments/setup-environment.ts
+++ b/infrastructure/environments/setup-environment.ts
@@ -221,8 +221,7 @@ async function promptAndStoreAnswer(
 }
 
 function generateLongPassword() {
-  const chars =
-    '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_'
+  const chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
   let result = ''
   for (let i = 16; i > 0; --i)
     result += chars[Math.floor(Math.random() * chars.length)]