diff --git a/backend/utils/clientPatcher.js b/backend/utils/clientPatcher.js
index 3631777..a1dd704 100644
--- a/backend/utils/clientPatcher.js
+++ b/backend/utils/clientPatcher.js
@@ -231,11 +231,10 @@ class ClientPatcher {
 
     console.log(`  Patching strategy: ${strategy.description}`);
 
-    // MINIMAL PATCHING MODE - only patch what's essential for auth
-    // Skip sentry (not needed for auth)
-    console.log(`  Skipping sentry patch (minimal mode)`);
+    // ULTRA-MINIMAL PATCHING - only domain, no subdomain patches
+    console.log(`  Ultra-minimal mode: only patching main domain`);
 
-    // 1. Patch main domain (hytale.com -> mainDomain) - ESSENTIAL
+    // Only patch main domain (hytale.com -> mainDomain)
     const domainResult = this.replaceBytes(
       result,
       this.stringToLengthPrefixed(ORIGINAL_DOMAIN),
@@ -247,23 +246,8 @@ class ClientPatcher {
       totalCount += domainResult.count;
     }
 
-    // 2. Only patch sessions (essential for auth) - skip tools/telemetry
-    const essentialSubdomains = ['https://sessions.', 'https://account-data.'];
-    const newSubdomainPrefix = protocol + strategy.subdomainPrefix;
-
-    for (const sub of essentialSubdomains) {
-      const subResult = this.replaceBytes(
-        result,
-        this.stringToLengthPrefixed(sub),
-        this.stringToLengthPrefixed(newSubdomainPrefix)
-      );
-      result = subResult.buffer;
-      if (subResult.count > 0) {
-        console.log(`  Patched ${subResult.count} ${sub} occurrence(s)`);
-        totalCount += subResult.count;
-      }
-    }
-    console.log(`  Skipping tools/telemetry patches (minimal mode)`);
+    // Skip ALL subdomain patches - let them stay as sessions.hytale.com etc
+    console.log(`  Skipping all subdomain patches (ultra-minimal mode)`);
 
     return { buffer: result, count: totalCount };
   }