diff --git a/locks.py b/locks.py
index 282466f5..90ce7ec1 100644
--- a/locks.py
+++ b/locks.py
@@ -5,7 +5,13 @@
 from buildbot.plugins import util
 
 # Local
-from constants import BUILDERS_INSTALL, BUILDERS_UPGRADE, GITHUB_STATUS_BUILDERS
+from constants import (
+    BUILDERS_INSTALL,
+    BUILDERS_UPGRADE,
+    GITHUB_STATUS_BUILDERS,
+    RELEASE_BRANCHES,
+)
+from utils import fnmatch_any
 
 LOCKS: dict[str, util.MasterLock] = {}
 # worker_locks.yaml currently is in the same folder as locks.py.
@@ -26,6 +32,7 @@
 def getLocks(props):
     worker_name = props.getProperty("workername", default=None)
     builder_name = props.getProperty("buildername", default=None)
+    branch = props.getProperty("branch", default=None)
     assert worker_name is not None
     assert builder_name is not None
 
@@ -36,6 +43,14 @@ def getLocks(props):
     ):
         return []
 
+    # Autobake (packages) builders on release branches disobey locks
+    if (
+        branch
+        and "autobake" in builder_name.lower()
+        and fnmatch_any(branch, RELEASE_BRANCHES)
+    ):
+        return []
+
     for worker_base_name in LOCKS:
         if worker_name.startswith(worker_base_name):
             return [LOCKS[worker_base_name].access("counting")]