diff --git a/charts/stable/thunderbird/Chart.yaml b/charts/stable/thunderbird/Chart.yaml
index 0a75bb35de1..c31b4c7f6de 100644
--- a/charts/stable/thunderbird/Chart.yaml
+++ b/charts/stable/thunderbird/Chart.yaml
@@ -23,7 +23,7 @@ icon: https://truecharts.org/img/hotlink-ok/chart-icons/thunderbird.png
 keywords:
   - thunderbird
   - mail
-kubeVersion: ">=1.24.0-0"
+kubeVersion: '>=1.24.0-0'
 maintainers:
   - name: TrueCharts
     email: info@truecharts.org
@@ -34,4 +34,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/thunderbird
   - https://hub.docker.com/r/ich777/thunderbird
 type: application
-version: 5.8.4
+version: 5.8.5
diff --git a/charts/stable/thunderbird/values.yaml b/charts/stable/thunderbird/values.yaml
index b55d59152e1..43507d66a3f 100644
--- a/charts/stable/thunderbird/values.yaml
+++ b/charts/stable/thunderbird/values.yaml
@@ -1,7 +1,7 @@
 image:
   pullPolicy: IfNotPresent
   repository: ich777/thunderbird
-  tag: latest@sha256:82b487d57dca47904cbf56b7464814c28f092a4a510fa97ab09b5c2325d66162
+  tag: latest@sha256:69083d90fa7f19c661fb3a5826bfc286d175398b0dd02e07f43517d9dd8e1645
 persistence:
   data:
     enabled: true