diff --git a/hathor/conf/mainnet.py b/hathor/conf/mainnet.py
index 937328a75..66272bab4 100644
--- a/hathor/conf/mainnet.py
+++ b/hathor/conf/mainnet.py
@@ -233,7 +233,7 @@
                 # Expected to be reached around Tuesday, 2025-08-12 17:39:56 GMT
                 # Right now the best block is 5_748_286 at Wednesday, 2025-08-06 16:02:56 GMT
                 start_height=5_765_760,
-                timeout_height=5_886_720,  # N + 6 * 20160 (6 weeks after the start)
+                timeout_height=5_967_360,  # N + 10 * 20160 (10 weeks after the start)
                 minimum_activation_height=0,
                 lock_in_on_timeout=False,
                 version='0.64.0',
diff --git a/hathor/conf/mainnet.yml b/hathor/conf/mainnet.yml
index 1ddef948f..099f51adc 100644
--- a/hathor/conf/mainnet.yml
+++ b/hathor/conf/mainnet.yml
@@ -214,7 +214,7 @@ FEATURE_ACTIVATION:
       # Expected to be reached around Tuesday, 2025-08-12 17:39:56 GMT
       # Right now the best block is 5_748_286 at Wednesday, 2025-08-06 16:02:56 GMT
       start_height: 5_765_760
-      timeout_height: 5_886_720  # N + 6 * 20160 (6 weeks after the start)
+      timeout_height: 5_967_360  # N + 10 * 20160 (10 weeks after the start)
       minimum_activation_height: 0
       lock_in_on_timeout: false
       version: 0.64.0