diff --git a/awx/main/migrations/0043_v330_job_timeout_enforce_positive_integer.py b/awx/main/migrations/0043_v330_job_timeout_enforce_positive_integer.py
new file mode 100644
index 0000000000..4c359e888b
--- /dev/null
+++ b/awx/main/migrations/0043_v330_job_timeout_enforce_positive_integer.py
@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.11 on 2018-07-09 21:07
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0042_v330_org_member_role_deparent'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='job',
+            name='timeout',
+            field=models.PositiveIntegerField(blank=True, default=0, help_text='The amount of time (in seconds) to run before the task is canceled.'),
+        ),
+        migrations.AlterField(
+            model_name='jobtemplate',
+            name='timeout',
+            field=models.PositiveIntegerField(blank=True, default=0, help_text='The amount of time (in seconds) to run before the task is canceled.'),
+        ),
+    ]
diff --git a/awx/main/models/jobs.py b/awx/main/models/jobs.py
index 532dca10b4..0c7fd4cf2f 100644
--- a/awx/main/models/jobs.py
+++ b/awx/main/models/jobs.py
@@ -134,7 +134,7 @@ class JobOptions(BaseModel):
     allow_simultaneous = models.BooleanField(
         default=False,
     )
-    timeout = models.IntegerField(
+    timeout = models.PositiveIntegerField(
         blank=True,
         default=0,
         help_text=_("The amount of time (in seconds) to run before the task is canceled."),