diff --git a/mailu/Chart.yaml b/mailu/Chart.yaml
index 5ee7d1de..6f599e0c 100644
--- a/mailu/Chart.yaml
+++ b/mailu/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 appVersion: 2.0.30
-version: 1.5.0
+version: 1.5.1
 name: mailu
 description: This chart installs the Mailu mail system on kubernetes
 home: https://mailu.io
diff --git a/mailu/templates/admin/deployment.yaml b/mailu/templates/admin/deployment.yaml
index 9479be41..878ef380 100644
--- a/mailu/templates/admin/deployment.yaml
+++ b/mailu/templates/admin/deployment.yaml
@@ -9,9 +9,11 @@ metadata:
     {{- if .Values.commonLabels }}
     {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
     {{- end }}
-  {{- if .Values.commonAnnotations }}
-  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
-  {{- end }}
+  annotations:
+    checksum/envvars-configmap: {{ include (print $.Template.BasePath "/envvars-configmap.yaml") . | sha256sum }}
+    {{- if .Values.commonAnnotations }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+    {{- end }}
 spec:
   replicas: 1
   {{- if .Values.admin.updateStrategy }}
diff --git a/mailu/templates/clamav/statefulset.yaml b/mailu/templates/clamav/statefulset.yaml
index fc557843..7dfbc621 100644
--- a/mailu/templates/clamav/statefulset.yaml
+++ b/mailu/templates/clamav/statefulset.yaml
@@ -10,9 +10,11 @@ metadata:
     {{- if .Values.commonLabels }}
     {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
     {{- end }}
-  {{- if .Values.commonAnnotations }}
-  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
-  {{- end }}
+  annotations:
+    checksum/envvars-configmap: {{ include (print $.Template.BasePath "/envvars-configmap.yaml") . | sha256sum }}
+    {{- if .Values.commonAnnotations }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+    {{- end }}
 spec:
   replicas: {{ .Values.clamav.replicaCount }}
   {{- if .Values.clamav.updateStrategy }}
diff --git a/mailu/templates/dovecot/deployment.yaml b/mailu/templates/dovecot/deployment.yaml
index 1049987d..8a2f20db 100644
--- a/mailu/templates/dovecot/deployment.yaml
+++ b/mailu/templates/dovecot/deployment.yaml
@@ -10,9 +10,11 @@ metadata:
     {{- if .Values.commonLabels }}
     {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
     {{- end }}
-  {{- if .Values.commonAnnotations }}
-  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
-  {{- end }}
+  annotations:
+    checksum/envvars-configmap: {{ include (print $.Template.BasePath "/envvars-configmap.yaml") . | sha256sum }}
+    {{- if .Values.commonAnnotations }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+    {{- end }}
 spec:
   replicas: 1
   {{- if .Values.dovecot.updateStrategy }}
diff --git a/mailu/templates/fetchmail/deployment.yaml b/mailu/templates/fetchmail/deployment.yaml
index f27354ea..c9ff9f96 100644
--- a/mailu/templates/fetchmail/deployment.yaml
+++ b/mailu/templates/fetchmail/deployment.yaml
@@ -10,9 +10,11 @@ metadata:
     {{- if .Values.commonLabels }}
     {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
     {{- end }}
-  {{- if .Values.commonAnnotations }}
-  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
-  {{- end }}
+  annotations:
+    checksum/envvars-configmap: {{ include (print $.Template.BasePath "/envvars-configmap.yaml") . | sha256sum }}
+    {{- if .Values.commonAnnotations }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+    {{- end }}
 spec:
   replicas: 1
   {{- if .Values.fetchmail.updateStrategy }}
diff --git a/mailu/templates/front/deployment.yaml b/mailu/templates/front/deployment.yaml
index 8cd447f1..d517bb51 100644
--- a/mailu/templates/front/deployment.yaml
+++ b/mailu/templates/front/deployment.yaml
@@ -9,9 +9,11 @@ metadata:
     {{- if .Values.commonLabels }}
     {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
     {{- end }}
-  {{- if .Values.commonAnnotations }}
-  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
-  {{- end }}
+  annotations:
+    checksum/envvars-configmap: {{ include (print $.Template.BasePath "/envvars-configmap.yaml") . | sha256sum }}
+    {{- if .Values.commonAnnotations }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+    {{- end }}
 spec:
   {{- if eq .Values.front.kind "Deployment" }}
   replicas: {{ .Values.front.replicaCount }}
diff --git a/mailu/templates/oletools/deployment.yaml b/mailu/templates/oletools/deployment.yaml
index 849bdc25..5ac1f2df 100644
--- a/mailu/templates/oletools/deployment.yaml
+++ b/mailu/templates/oletools/deployment.yaml
@@ -10,9 +10,11 @@ metadata:
     {{- if .Values.commonLabels }}
     {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
     {{- end }}
-  {{- if .Values.commonAnnotations }}
-  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
-  {{- end }}
+  annotations:
+    checksum/envvars-configmap: {{ include (print $.Template.BasePath "/envvars-configmap.yaml") . | sha256sum }}
+    {{- if .Values.commonAnnotations }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+    {{- end }}
 spec:
   replicas: 1
   {{- if .Values.oletools.updateStrategy }}
diff --git a/mailu/templates/postfix/deployment.yaml b/mailu/templates/postfix/deployment.yaml
index 4a933f55..2db6c337 100644
--- a/mailu/templates/postfix/deployment.yaml
+++ b/mailu/templates/postfix/deployment.yaml
@@ -8,10 +8,7 @@ metadata:
     app.kubernetes.io/component: postfix
     {{- if .Values.commonLabels }}
     {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
-    {{- end }}
-  {{- if .Values.commonAnnotations }}
-  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
-  {{- end }}
+    {{- end }
 spec:
   replicas: 1
   {{- if .Values.postfix.updateStrategy }}
diff --git a/mailu/templates/rspamd/deployment.yaml b/mailu/templates/rspamd/deployment.yaml
index 89e5b61a..cf73348c 100644
--- a/mailu/templates/rspamd/deployment.yaml
+++ b/mailu/templates/rspamd/deployment.yaml
@@ -9,9 +9,11 @@ metadata:
     {{- if .Values.commonLabels }}
     {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
     {{- end }}
-  {{- if .Values.commonAnnotations }}
-  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
-  {{- end }}
+  annotations:
+    checksum/envvars-configmap: {{ include (print $.Template.BasePath "/envvars-configmap.yaml") . | sha256sum }}
+    {{- if .Values.commonAnnotations }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+    {{- end }}
 spec:
   replicas: 1
   {{- if .Values.rspamd.updateStrategy }}
diff --git a/mailu/templates/webdav/deployment.yaml b/mailu/templates/webdav/deployment.yaml
index 094ceef9..71912d6f 100644
--- a/mailu/templates/webdav/deployment.yaml
+++ b/mailu/templates/webdav/deployment.yaml
@@ -10,9 +10,11 @@ metadata:
     {{- if .Values.commonLabels }}
     {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
     {{- end }}
-  {{- if .Values.commonAnnotations }}
-  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
-  {{- end }}
+  annotations:
+    checksum/envvars-configmap: {{ include (print $.Template.BasePath "/envvars-configmap.yaml") . | sha256sum }}
+    {{- if .Values.commonAnnotations }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+    {{- end }}
 spec:
   replicas: 1
   {{- if .Values.webdav.updateStrategy }}
diff --git a/mailu/templates/webmail/deployment.yaml b/mailu/templates/webmail/deployment.yaml
index 2f4e7430..c78115df 100644
--- a/mailu/templates/webmail/deployment.yaml
+++ b/mailu/templates/webmail/deployment.yaml
@@ -10,9 +10,11 @@ metadata:
     {{- if .Values.commonLabels }}
     {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
     {{- end }}
-  {{- if .Values.commonAnnotations }}
-  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
-  {{- end }}
+  annotations:
+    checksum/envvars-configmap: {{ include (print $.Template.BasePath "/envvars-configmap.yaml") . | sha256sum }}
+    {{- if .Values.commonAnnotations }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+    {{- end }}
 spec:
   replicas: 1
   {{- if .Values.webmail.updateStrategy }}