diff --git a/awx/main/models/__init__.py b/awx/main/models/__init__.py
index 2d0e8cac4e..04bec08e7c 100644
--- a/awx/main/models/__init__.py
+++ b/awx/main/models/__init__.py
@@ -55,3 +55,4 @@ activity_stream_registrar.connect(Job)
 # activity_stream_registrar.connect(JobEvent)
 #activity_stream_registrar.connect(Profile)
 activity_stream_registrar.connect(Schedule)
+activity_stream_registrar.connect(CustomInventoryScript)
diff --git a/awx/main/models/activity_stream.py b/awx/main/models/activity_stream.py
index 425b04544f..4e1bef2610 100644
--- a/awx/main/models/activity_stream.py
+++ b/awx/main/models/activity_stream.py
@@ -52,6 +52,7 @@ class ActivityStream(models.Model):
     unified_job_template = models.ManyToManyField("UnifiedJobTemplate", blank=True, related_name='activity_stream_as_unified_job_template+')
     unified_job = models.ManyToManyField("UnifiedJob", blank=True, related_name='activity_stream_as_unified_job+')
     schedule = models.ManyToManyField("Schedule", blank=True)
+    custom_inventory_script = models.ManyToManyField("CustomInventoryScript", blank=True)
 
     def get_absolute_url(self):
         return reverse('api:activity_stream_detail', args=(self.pk,))