diff --git a/backup/storage/swift.py b/backup/storage/swift.py
index a3226a1e24..e06c120152 100644
--- a/backup/storage/swift.py
+++ b/backup/storage/swift.py
@@ -43,7 +43,9 @@ def _get_service_client(auth_url, token, tenant_id, region_name=None):
         os_options = {
             'region_name': region_name
         }
-    return swiftclient.Connection(session=sess, os_options=os_options)
+    return swiftclient.Connection(session=sess,
+                                  os_options=os_options,
+                                  insecure=True)
 
 
 def _set_attr(original):
diff --git a/releasenotes/notes/fix-swift-connect-over-tls-c4e62213a8d38fe2.yaml b/releasenotes/notes/fix-swift-connect-over-tls-c4e62213a8d38fe2.yaml
new file mode 100644
index 0000000000..c3be91d57a
--- /dev/null
+++ b/releasenotes/notes/fix-swift-connect-over-tls-c4e62213a8d38fe2.yaml
@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    Fix a bug where swift client in the trove guest instance failed to verify
+    certification against the self-signed certificate authority.
+    `Story 2010674 <https://storyboard.openstack.org/#!/story/2010674>`__
\ No newline at end of file
diff --git a/zuul.d/jobs.yaml b/zuul.d/jobs.yaml
index a0d0004bf2..0bbe5a8ec1 100644
--- a/zuul.d/jobs.yaml
+++ b/zuul.d/jobs.yaml
@@ -82,7 +82,7 @@
         s-container: true
         s-object: true
         s-proxy: true
-        tls-proxy: false
+        tls-proxy: true
         tempest: true
         q-svc: true
         q-agt: true