diff --git a/common/djangoapps/course_modes/migrations/0011_change_regex_for_comma_separated_ints.py b/common/djangoapps/course_modes/migrations/0011_change_regex_for_comma_separated_ints.py
index cc6c0db2d9..6d3c9d2885 100644
--- a/common/djangoapps/course_modes/migrations/0011_change_regex_for_comma_separated_ints.py
+++ b/common/djangoapps/course_modes/migrations/0011_change_regex_for_comma_separated_ints.py
@@ -18,11 +18,11 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='coursemode',
             name='suggested_prices',
-            field=models.CharField(blank=True, default=u'', max_length=255, validators=[django.core.validators.RegexValidator(re.compile('^\d+(?:\,\d+)*\Z'), code='invalid', message='Enter only digits separated by commas.')]),
+            field=models.CharField(blank=True, default=u'', max_length=255, validators=[django.core.validators.RegexValidator(re.compile('^\d+(?:{escaped_comma}\d+)*\Z'.format(escaped_comma=re.escape(','))), code='invalid', message='Enter only digits separated by commas.')]),
         ),
         migrations.AlterField(
             model_name='coursemodesarchive',
             name='suggested_prices',
-            field=models.CharField(blank=True, default=u'', max_length=255, validators=[django.core.validators.RegexValidator(re.compile('^\d+(?:\,\d+)*\Z'), code='invalid', message='Enter only digits separated by commas.')]),
+            field=models.CharField(blank=True, default=u'', max_length=255, validators=[django.core.validators.RegexValidator(re.compile('^\d+(?:{escaped_comma}\d+)*\Z'.format(escaped_comma=re.escape(','))), code='invalid', message='Enter only digits separated by commas.')]),
         ),
     ]
diff --git a/common/djangoapps/course_modes/migrations/0012_historicalcoursemode.py b/common/djangoapps/course_modes/migrations/0012_historicalcoursemode.py
index 5885baa806..e59956d944 100644
--- a/common/djangoapps/course_modes/migrations/0012_historicalcoursemode.py
+++ b/common/djangoapps/course_modes/migrations/0012_historicalcoursemode.py
@@ -30,7 +30,7 @@ class Migration(migrations.Migration):
                 ('_expiration_datetime', models.DateTimeField(blank=True, db_column=u'expiration_datetime', default=None, help_text='OPTIONAL: After this date/time, users will no longer be able to enroll in this mode. Leave this blank if users can enroll in this mode until enrollment closes for the course.', null=True, verbose_name='Upgrade Deadline')),
                 ('expiration_datetime_is_explicit', models.BooleanField(default=False)),
                 ('expiration_date', models.DateField(blank=True, default=None, null=True)),
-                ('suggested_prices', models.CharField(blank=True, default=u'', max_length=255, validators=[django.core.validators.RegexValidator(re.compile('^\\d+(?:\\,\\d+)*\\Z'), code='invalid', message='Enter only digits separated by commas.')])),
+                ('suggested_prices', models.CharField(blank=True, default=u'', max_length=255, validators=[django.core.validators.RegexValidator(re.compile('^\\d+(?:{escaped_comma}\\d+)*\\Z'.format(escaped_comma=re.escape(','))), code='invalid', message='Enter only digits separated by commas.')])),
                 ('description', models.TextField(blank=True, null=True)),
                 ('sku', models.CharField(blank=True, help_text='OPTIONAL: This is the SKU (stock keeping unit) of this mode in the external ecommerce service.  Leave this blank if the course has not yet been migrated to the ecommerce service.', max_length=255, null=True, verbose_name=u'SKU')),
                 ('bulk_sku', models.CharField(blank=True, default=None, help_text='This is the bulk SKU (stock keeping unit) of this mode in the external ecommerce service.', max_length=255, null=True, verbose_name=u'Bulk SKU')),