diff --git a/awx/api/serializers.py b/awx/api/serializers.py
index 4cd4353380..5f45d14937 100644
--- a/awx/api/serializers.py
+++ b/awx/api/serializers.py
@@ -1350,6 +1350,7 @@ class ProjectOptionsSerializer(BaseSerializer):
             'scm_branch',
             'scm_refspec',
             'scm_clean',
+            'scm_track_submodules',
             'scm_delete_on_update',
             'credential',
             'timeout',
@@ -1384,6 +1385,8 @@ class ProjectOptionsSerializer(BaseSerializer):
             errors['scm_branch'] = _('SCM branch cannot be used with archive projects.')
         if attrs.get('scm_refspec') and scm_type != 'git':
             errors['scm_refspec'] = _('SCM refspec can only be used with git projects.')
+        if attrs.get('scm_track_submodules') and scm_type != 'git':
+            errors['scm_track_submodules'] = _('SCM track_submodules can only be used with git projects.')
 
         if errors:
             raise serializers.ValidationError(errors)
@@ -1510,7 +1513,7 @@ class ProjectSerializer(UnifiedJobTemplateSerializer, ProjectOptionsSerializer):
                     )
 
         if get_field_from_model_or_attrs('scm_type') == '':
-            for fd in ('scm_update_on_launch', 'scm_delete_on_update', 'scm_clean'):
+            for fd in ('scm_update_on_launch', 'scm_delete_on_update', 'scm_track_submodules', 'scm_clean'):
                 if get_field_from_model_or_attrs(fd):
                     raise serializers.ValidationError({fd: _('Update options must be set to false for manual projects.')})
         return super(ProjectSerializer, self).validate(attrs)
diff --git a/awx/main/migrations/0136_scm_track_submodules.py b/awx/main/migrations/0136_scm_track_submodules.py
new file mode 100644
index 0000000000..b2977906ea
--- /dev/null
+++ b/awx/main/migrations/0136_scm_track_submodules.py
@@ -0,0 +1,23 @@
+# Generated by Django 2.2.16 on 2021-04-13 19:21
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0135_schedule_sort_fallback_to_id'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='project',
+            name='scm_track_submodules',
+            field=models.BooleanField(default=False, help_text='Track submodules latest commits on defined branch.'),
+        ),
+        migrations.AddField(
+            model_name='projectupdate',
+            name='scm_track_submodules',
+            field=models.BooleanField(default=False, help_text='Track submodules latest commits on defined branch.'),
+        ),
+    ]
diff --git a/awx/main/models/projects.py b/awx/main/models/projects.py
index b510a1b020..2125080bfb 100644
--- a/awx/main/models/projects.py
+++ b/awx/main/models/projects.py
@@ -115,6 +115,10 @@ class ProjectOptions(models.Model):
         default=False,
         help_text=_('Delete the project before syncing.'),
     )
+    scm_track_submodules = models.BooleanField(
+        default=False,
+        help_text=_('Track submodules latest commits on defined branch.'),
+    )
     credential = models.ForeignKey(
         'Credential',
         related_name='%(class)ss',
diff --git a/awx/main/tasks.py b/awx/main/tasks.py
index fd01a6140e..f6474e41da 100644
--- a/awx/main/tasks.py
+++ b/awx/main/tasks.py
@@ -2044,6 +2044,7 @@ class RunProjectUpdate(BaseTask):
                 'scm_url': scm_url,
                 'scm_branch': scm_branch,
                 'scm_clean': project_update.scm_clean,
+                'scm_track_submodules': project_update.scm_track_submodules,
                 'roles_enabled': galaxy_creds_are_defined and settings.AWX_ROLES_ENABLED,
                 'collections_enabled': galaxy_creds_are_defined and settings.AWX_COLLECTIONS_ENABLED,
             }
diff --git a/awx/playbooks/project_update.yml b/awx/playbooks/project_update.yml
index e00bed4249..092cfd0467 100644
--- a/awx/playbooks/project_update.yml
+++ b/awx/playbooks/project_update.yml
@@ -12,6 +12,7 @@
 # scm_password: password (only for svn/insights)
 # scm_accept_hostkey: true/false (only for git, set automatically)
 # scm_refspec: a refspec to fetch in addition to obtaining version
+# scm_track_submodules: true/false
 # roles_enabled: Value of the global setting to enable roles downloading
 # collections_enabled: Value of the global setting to enable collections downloading
 # awx_version: Current running version of the awx or tower as a string
@@ -36,6 +37,7 @@
             version: "{{scm_branch|quote}}"
             refspec: "{{scm_refspec|default(omit)}}"
             force: "{{scm_clean}}"
+            track_submodules: "{{scm_track_submodules|default(omit)}}"
             accept_hostkey: "{{scm_accept_hostkey|default(omit)}}"
           register: git_result
 
diff --git a/awx/ui_next/src/components/PromptDetail/PromptProjectDetail.jsx b/awx/ui_next/src/components/PromptDetail/PromptProjectDetail.jsx
index 0ab2d6d31f..f47045aee3 100644
--- a/awx/ui_next/src/components/PromptDetail/PromptProjectDetail.jsx
+++ b/awx/ui_next/src/components/PromptDetail/PromptProjectDetail.jsx
@@ -18,6 +18,7 @@ function PromptProjectDetail({ i18n, resource }) {
     scm_branch,
     scm_clean,
     scm_delete_on_update,
+    scm_track_submodules,
     scm_refspec,
     scm_type,
     scm_update_on_launch,
@@ -30,6 +31,7 @@ function PromptProjectDetail({ i18n, resource }) {
   if (
     scm_clean ||
     scm_delete_on_update ||
+    scm_track_submodules ||
     scm_update_on_launch ||
     allow_override
   ) {
@@ -39,6 +41,11 @@ function PromptProjectDetail({ i18n, resource }) {
         {scm_delete_on_update && (
           <ListItem>{i18n._(t`Delete on Update`)}</ListItem>
         )}
+        {scm_track_submodules && (
+          <ListItem>
+            {i18n._(t`Track submodules latest commit on branch`)}
+          </ListItem>
+        )}
         {scm_update_on_launch && (
           <ListItem>{i18n._(t`Update Revision on Launch`)}</ListItem>
         )}
diff --git a/awx/ui_next/src/components/PromptDetail/data.project.json b/awx/ui_next/src/components/PromptDetail/data.project.json
index 24ed7ff1a6..371cc1d088 100644
--- a/awx/ui_next/src/components/PromptDetail/data.project.json
+++ b/awx/ui_next/src/components/PromptDetail/data.project.json
@@ -96,6 +96,7 @@
   "scm_refspec":"refs/",
   "scm_clean":true,
   "scm_delete_on_update":true,
+  "scm_track_submodules":false,
   "credential":9,
   "timeout":0,
   "scm_revision":"",
@@ -111,4 +112,4 @@
   "last_update_failed":false,
   "last_updated":"2020-03-11T20:18:14Z",
   "default_environment": 1
-}
\ No newline at end of file
+}
diff --git a/awx/ui_next/src/screens/Project/ProjectAdd/ProjectAdd.test.jsx b/awx/ui_next/src/screens/Project/ProjectAdd/ProjectAdd.test.jsx
index 76bfd49256..2d7975e149 100644
--- a/awx/ui_next/src/screens/Project/ProjectAdd/ProjectAdd.test.jsx
+++ b/awx/ui_next/src/screens/Project/ProjectAdd/ProjectAdd.test.jsx
@@ -18,6 +18,7 @@ describe('<ProjectAdd />', () => {
     scm_type: 'git',
     scm_url: 'https://foo.bar',
     scm_clean: true,
+    scm_track_submodules: false,
     credential: 100,
     local_path: '',
     organization: { id: 2, name: 'Bar' },
diff --git a/awx/ui_next/src/screens/Project/ProjectDetail/ProjectDetail.jsx b/awx/ui_next/src/screens/Project/ProjectDetail/ProjectDetail.jsx
index 355eb2e42e..0d33d9dfef 100644
--- a/awx/ui_next/src/screens/Project/ProjectDetail/ProjectDetail.jsx
+++ b/awx/ui_next/src/screens/Project/ProjectDetail/ProjectDetail.jsx
@@ -36,6 +36,7 @@ function ProjectDetail({ project, i18n }) {
     scm_branch,
     scm_clean,
     scm_delete_on_update,
+    scm_track_submodules,
     scm_refspec,
     scm_type,
     scm_update_on_launch,
@@ -58,6 +59,7 @@ function ProjectDetail({ project, i18n }) {
   if (
     scm_clean ||
     scm_delete_on_update ||
+    scm_track_submodules ||
     scm_update_on_launch ||
     allow_override
   ) {
@@ -67,6 +69,11 @@ function ProjectDetail({ project, i18n }) {
         {scm_delete_on_update && (
           <ListItem>{i18n._(t`Delete on Update`)}</ListItem>
         )}
+        {scm_track_submodules && (
+          <ListItem>
+            {i18n._(t`Track submodules latest commit on branch`)}
+          </ListItem>
+        )}
         {scm_update_on_launch && (
           <ListItem>{i18n._(t`Update Revision on Launch`)}</ListItem>
         )}
diff --git a/awx/ui_next/src/screens/Project/ProjectDetail/ProjectDetail.test.jsx b/awx/ui_next/src/screens/Project/ProjectDetail/ProjectDetail.test.jsx
index 6f65e6b7f7..34ef0d6beb 100644
--- a/awx/ui_next/src/screens/Project/ProjectDetail/ProjectDetail.test.jsx
+++ b/awx/ui_next/src/screens/Project/ProjectDetail/ProjectDetail.test.jsx
@@ -70,6 +70,7 @@ describe('<ProjectDetail />', () => {
     scm_refspec: 'refs/remotes/*',
     scm_clean: true,
     scm_delete_on_update: true,
+    scm_track_submodules: false,
     credential: 100,
     status: 'successful',
     organization: 10,
@@ -141,6 +142,7 @@ describe('<ProjectDetail />', () => {
       scm_type: '',
       scm_clean: false,
       scm_delete_on_update: false,
+      scm_track_submodules: false,
       scm_update_on_launch: false,
       allow_override: false,
       created: '',
diff --git a/awx/ui_next/src/screens/Project/ProjectEdit/ProjectEdit.test.jsx b/awx/ui_next/src/screens/Project/ProjectEdit/ProjectEdit.test.jsx
index 1a62a3f2f0..6e7b4b22f1 100644
--- a/awx/ui_next/src/screens/Project/ProjectEdit/ProjectEdit.test.jsx
+++ b/awx/ui_next/src/screens/Project/ProjectEdit/ProjectEdit.test.jsx
@@ -19,6 +19,7 @@ describe('<ProjectEdit />', () => {
     scm_type: 'git',
     scm_url: 'https://foo.bar',
     scm_clean: true,
+    scm_track_submodules: false,
     credential: 100,
     local_path: 'bar',
     organization: 2,
diff --git a/awx/ui_next/src/screens/Project/data.project.json b/awx/ui_next/src/screens/Project/data.project.json
index 69ee22a34e..9f58e5243b 100644
--- a/awx/ui_next/src/screens/Project/data.project.json
+++ b/awx/ui_next/src/screens/Project/data.project.json
@@ -104,6 +104,7 @@
   "scm_refspec": "",
   "scm_clean": false,
   "scm_delete_on_update": false,
+  "scm_track_submodules": false,
   "credential": null,
   "timeout": 0,
   "scm_revision": "f5de82382e756b87143f3511c7c6c006d941830d",
@@ -119,4 +120,4 @@
   "last_update_failed": false,
   "last_updated": "2019-09-30T18:06:34.713654Z",
   "execution_environment": 1
-}
\ No newline at end of file
+}
diff --git a/awx/ui_next/src/screens/Project/shared/ProjectForm.jsx b/awx/ui_next/src/screens/Project/shared/ProjectForm.jsx
index 9ce8aa555b..f880724469 100644
--- a/awx/ui_next/src/screens/Project/shared/ProjectForm.jsx
+++ b/awx/ui_next/src/screens/Project/shared/ProjectForm.jsx
@@ -84,6 +84,7 @@ function ProjectFormFields({
     credential: '',
     scm_clean: false,
     scm_delete_on_update: false,
+    scm_track_submodules: false,
     scm_update_on_launch: false,
     allow_override: false,
     scm_update_cache_timeout: 0,
@@ -308,6 +309,7 @@ function ProjectForm({ i18n, project, submitError, ...props }) {
     credential: '',
     scm_clean: false,
     scm_delete_on_update: false,
+    scm_track_submodules: false,
     scm_update_on_launch: false,
     allow_override: false,
     scm_update_cache_timeout: 0,
@@ -365,6 +367,7 @@ function ProjectForm({ i18n, project, submitError, ...props }) {
         scm_branch: project.scm_branch || '',
         scm_clean: project.scm_clean || false,
         scm_delete_on_update: project.scm_delete_on_update || false,
+        scm_track_submodules: project.scm_track_submodules || false,
         scm_refspec: project.scm_refspec || '',
         scm_type:
           project.scm_type === ''
diff --git a/awx/ui_next/src/screens/Project/shared/ProjectForm.test.jsx b/awx/ui_next/src/screens/Project/shared/ProjectForm.test.jsx
index 33c528c45c..0a34bde6ea 100644
--- a/awx/ui_next/src/screens/Project/shared/ProjectForm.test.jsx
+++ b/awx/ui_next/src/screens/Project/shared/ProjectForm.test.jsx
@@ -17,6 +17,7 @@ describe('<ProjectForm />', () => {
     scm_type: 'git',
     scm_url: 'https://foo.bar',
     scm_clean: true,
+    scm_track_submodules: false,
     credential: 100,
     organization: 2,
     scm_update_on_launch: true,
diff --git a/awx/ui_next/src/screens/Project/shared/ProjectSubForms/SharedFields.jsx b/awx/ui_next/src/screens/Project/shared/ProjectSubForms/SharedFields.jsx
index 6fc0fb1c0e..8393f32fa4 100644
--- a/awx/ui_next/src/screens/Project/shared/ProjectSubForms/SharedFields.jsx
+++ b/awx/ui_next/src/screens/Project/shared/ProjectSubForms/SharedFields.jsx
@@ -84,6 +84,19 @@ export const ScmTypeOptions = withI18n()(
                   of time required to complete an update.`
             )}
           />
+          <CheckboxField
+            id="option-scm-track-submodules"
+            name="scm_track_submodules"
+            label={i18n._(t`Track submodules`)}
+            tooltip={i18n._(
+              t`Submodules will track the latest commit on
+                  their master branch (or other branch specified in
+                  .gitmodules). If no, submodules will be kept at
+                  the revision specified by the main project.
+                  This is equivalent to specifying the --remote
+                  flag to git submodule update.`
+            )}
+          />
           <CheckboxField
             id="option-scm-update-on-launch"
             name="scm_update_on_launch"
diff --git a/awx/ui_next/src/types.js b/awx/ui_next/src/types.js
index de27eadb9f..de51380271 100644
--- a/awx/ui_next/src/types.js
+++ b/awx/ui_next/src/types.js
@@ -159,6 +159,7 @@ export const Project = shape({
   scm_refspec: string,
   scm_clean: bool,
   scm_delete_on_update: bool,
+  scm_track_submodules: bool,
   credential: number,
   status: oneOf([
     'new',
diff --git a/awx_collection/plugins/modules/tower_project.py b/awx_collection/plugins/modules/tower_project.py
index 1cc36c1471..f4f740897e 100644
--- a/awx_collection/plugins/modules/tower_project.py
+++ b/awx_collection/plugins/modules/tower_project.py
@@ -78,6 +78,11 @@ options:
         - Remove the repository completely before updating.
       type: bool
       default: 'no'
+    scm_track_submodules:
+      description:
+        - Track submodules latest commit on specified branch.
+      type: bool
+      default: 'no'
     scm_update_on_launch:
       description:
         - Before an update to the local repository before launching a job with this project.
@@ -245,6 +250,7 @@ def main():
         credential=dict(aliases=['scm_credential']),
         scm_clean=dict(type='bool', default=False),
         scm_delete_on_update=dict(type='bool', default=False),
+        scm_track_submodules=dict(type='bool', default=False),
         scm_update_on_launch=dict(type='bool', default=False),
         scm_update_cache_timeout=dict(type='int', default=0),
         allow_override=dict(type='bool', aliases=['scm_allow_override']),
@@ -345,6 +351,7 @@ def main():
         'scm_refspec',
         'scm_clean',
         'scm_delete_on_update',
+        "scm_track_submodules",
         'timeout',
         'scm_update_cache_timeout',
         'custom_virtualenv',
diff --git a/awxkit/awxkit/api/pages/projects.py b/awxkit/awxkit/api/pages/projects.py
index b00109f61b..f61d880bf0 100644
--- a/awxkit/awxkit/api/pages/projects.py
+++ b/awxkit/awxkit/api/pages/projects.py
@@ -35,6 +35,7 @@ class Project(HasCopy, HasCreate, HasNotifications, UnifiedJobTemplate):
             'local_path',
             'scm_clean',
             'scm_delete_on_update',
+            'scm_track_submodules',
             'scm_update_cache_timeout',
             'scm_update_on_launch',
             'scm_refspec',