diff --git a/awx/api/serializers.py b/awx/api/serializers.py
index a571190199..7a67041128 100644
--- a/awx/api/serializers.py
+++ b/awx/api/serializers.py
@@ -1950,7 +1950,7 @@ class InventorySourceOptionsSerializer(BaseSerializer):
     class Meta:
         fields = ('*', 'source', 'source_path', 'source_script', 'source_vars', 'credential',
                   'source_regions', 'instance_filters', 'group_by', 'overwrite', 'overwrite_vars',
-                  'timeout', 'verbosity')
+                  'custom_virtualenv', 'timeout', 'verbosity')
 
     def get_related(self, obj):
         res = super(InventorySourceOptionsSerializer, self).get_related(obj)
diff --git a/awx/main/migrations/0066_v350_inventorysource_custom_virtualenv.py b/awx/main/migrations/0066_v350_inventorysource_custom_virtualenv.py
new file mode 100644
index 0000000000..bc16ded15a
--- /dev/null
+++ b/awx/main/migrations/0066_v350_inventorysource_custom_virtualenv.py
@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.16 on 2019-03-28 17:56
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0065_v350_index_job_status'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='inventorysource',
+            name='custom_virtualenv',
+            field=models.CharField(blank=True, default=None, help_text='Local absolute file path containing a custom Python virtualenv to use', max_length=100, null=True),
+        ),
+    ]
diff --git a/awx/main/models/inventory.py b/awx/main/models/inventory.py
index 6230f6c660..6004bebba4 100644
--- a/awx/main/models/inventory.py
+++ b/awx/main/models/inventory.py
@@ -1429,7 +1429,7 @@ class InventorySourceOptions(BaseModel):
             return ''
 
 
-class InventorySource(UnifiedJobTemplate, InventorySourceOptions, RelatedJobsMixin):
+class InventorySource(UnifiedJobTemplate, InventorySourceOptions, CustomVirtualEnvMixin, RelatedJobsMixin):
 
     SOFT_UNIQUE_TOGETHER = [('polymorphic_ctype', 'name', 'inventory')]
 
@@ -1776,14 +1776,12 @@ class InventoryUpdate(UnifiedJob, InventorySourceOptions, JobNotificationMixin,
 
     @property
     def ansible_virtualenv_path(self):
+        if self.inventory_source and self.inventory_source.custom_virtualenv:
+            return self.inventory_source.custom_virtualenv
         if self.inventory_source and self.inventory_source.source_project:
             project = self.inventory_source.source_project
             if project and project.custom_virtualenv:
                 return project.custom_virtualenv
-        if self.inventory_source and self.inventory_source.inventory:
-            organization = self.inventory_source.inventory.organization
-            if organization and organization.custom_virtualenv:
-                return organization.custom_virtualenv
         return settings.ANSIBLE_VENV_PATH
 
     def cancel(self, job_explanation=None, is_chain=False):