diff --git a/netkan/netkan/auto_freezer.py b/netkan/netkan/auto_freezer.py
index fcdebec9..767a4283 100644
--- a/netkan/netkan/auto_freezer.py
+++ b/netkan/netkan/auto_freezer.py
@@ -34,6 +34,19 @@ def freeze_idle_mods(self, days_limit):
             self._submit_pr(self.BRANCH_NAME, days_limit)
             self.netkan_repo.heads.master.checkout()
 
+    def mark_frozen_mods(self):
+        with ModStatus.batch_write() as batch:
+            logging.info('Marking frozen mods...')
+            for mod in ModStatus.scan(rate_limit=5):
+                if not mod.frozen and self._is_frozen(mod.ModIdentifier):
+                    logging.info('Marking frozen: %s', mod.ModIdentifier)
+                    mod.frozen = True
+                    batch.save(mod)
+            logging.info('Done!')
+
+    def _is_frozen(self, ident):
+        return not Path(self.netkan_repo.working_dir, 'NetKAN', f'{ident}.netkan').exists()
+
     def _checkout_branch(self, name):
         try:
             self.netkan_repo.remotes.origin.fetch(name)
diff --git a/netkan/netkan/cli.py b/netkan/netkan/cli.py
index 5024f06b..9094c28e 100644
--- a/netkan/netkan/cli.py
+++ b/netkan/netkan/cli.py
@@ -292,10 +292,12 @@ def ticket_closer(token, days_limit):
 )
 def auto_freezer(netkan_remote, token, repo, user, days_limit, key):
     init_ssh(key, '/home/netkan/.ssh')
-    AutoFreezer(
+    af = AutoFreezer(
         init_repo(netkan_remote, '/tmp/NetKAN'),
         GitHubPR(token, repo, user)
-    ).freeze_idle_mods(days_limit)
+    )
+    af.freeze_idle_mods(days_limit)
+    af.mark_frozen_mods()
 
 
 netkan.add_command(indexer)
diff --git a/netkan/netkan/indexer.py b/netkan/netkan/indexer.py
index d014f8cb..0f64466c 100644
--- a/netkan/netkan/indexer.py
+++ b/netkan/netkan/indexer.py
@@ -125,6 +125,8 @@ def status_attrs(self, new=False):
             # If we have perfomed an inflation, we certainly
             # have checked the mod!
             'last_checked': inflation_time,
+            # If we're inflating it, it's not frozen
+            'frozen': False,
         }
         resources = getattr(self.ckan, 'resources', None)
         if resources:
diff --git a/netkan/netkan/status.py b/netkan/netkan/status.py
index 34b6e707..c92dad0d 100644
--- a/netkan/netkan/status.py
+++ b/netkan/netkan/status.py
@@ -35,6 +35,7 @@ class Meta:
     last_indexed = UTCDateTimeAttribute(null=True)
     last_inflated = UTCDateTimeAttribute(null=True)
     success = BooleanAttribute()
+    frozen = BooleanAttribute(default=False)
     resources = MapAttribute(default={})
 
     def mod_attrs(self):