diff --git a/packages/apps/tenant/templates/configuration-hash.yaml b/packages/apps/tenant/templates/configuration-hash.yaml
deleted file mode 100644
index d918e3e6..00000000
--- a/packages/apps/tenant/templates/configuration-hash.yaml
+++ /dev/null
@@ -1,7 +0,0 @@
-apiVersion: v1
-kind: ConfigMap
-metadata:
-  name: cozy-tenant-configuration-hash
-  namespace: {{ include "tenant.name" . }}
-data:
-  cozyTenantConfigurationHash: {{ sha256sum (toJson .Values) | quote }}
diff --git a/packages/core/platform/templates/apps.yaml b/packages/core/platform/templates/apps.yaml
index bdc3322f..f1872870 100644
--- a/packages/core/platform/templates/apps.yaml
+++ b/packages/core/platform/templates/apps.yaml
@@ -54,12 +54,6 @@ spec:
         namespace: cozy-public
   values:
     host: "{{ $host }}"
-  valuesFrom:
-  - kind: ConfigMap
-    name: "cozy-system-configuration-hash"
-    valuesKey: "cozyTenantConfigurationHash"
-    targetPath: "cozyTenantConfigurationHash"
-    optional: true
   dependsOn:
   {{- range $x := $bundle.releases }}
   {{- if has $x.name (list "cilium" "kubeovn") }}
diff --git a/packages/core/platform/templates/configuration-hash.yaml b/packages/core/platform/templates/configuration-hash.yaml
deleted file mode 100644
index 8865a36c..00000000
--- a/packages/core/platform/templates/configuration-hash.yaml
+++ /dev/null
@@ -1,14 +0,0 @@
-{{- $rootTenantConfiguration := dict "values" .Values }}
-{{- $cozyConfig     := index (lookup "v1" "ConfigMap" "cozy-system" "cozystack"           ) "data" }}
-{{- $cozyScheduling := index (lookup "v1" "ConfigMap" "cozy-system" "cozystack-scheduling") "data" }}
-{{- $cozyBranding   := index (lookup "v1" "ConfigMap" "cozy-system" "cozystack-branding"  ) "data" }}
-{{- $_ := set $rootTenantConfiguration "config" $cozyConfig }}
-{{- $_ := set $rootTenantConfiguration "scheduling" $cozyScheduling }}
-{{- $_ := set $rootTenantConfiguration "branding" $cozyBranding }}
-apiVersion: v1
-kind: ConfigMap
-metadata:
-  name: cozy-system-configuration-hash
-  namespace: tenant-root
-data:
-  cozyTenantConfigurationHash: {{ sha256sum (toJson $rootTenantConfiguration) | quote }}
diff --git a/pkg/apis/apps/v1alpha1/types.go b/pkg/apis/apps/v1alpha1/types.go
index 29d3d41e..5a21d270 100644
--- a/pkg/apis/apps/v1alpha1/types.go
+++ b/pkg/apis/apps/v1alpha1/types.go
@@ -21,12 +21,6 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
-const (
-	CozySystemConfigurationHashConfigMapName = "cozy-system-configuration-hash"
-	CozyTenantConfigurationHashConfigMapName = "cozy-tenant-configuration-hash"
-	CozyTenantConfigurationHashKey           = "cozyTenantConfigurationHash"
-)
-
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
 
 // ApplicationList is a list of Application objects.
diff --git a/pkg/registry/apps/application/rest.go b/pkg/registry/apps/application/rest.go
index 8688c94d..9a3eb32d 100644
--- a/pkg/registry/apps/application/rest.go
+++ b/pkg/registry/apps/application/rest.go
@@ -988,18 +988,6 @@ func (r *REST) convertApplicationToHelmRelease(app *appsv1alpha1.Application) (*
 		},
 	}
 
-	valuesFromConfigMap := appsv1alpha1.CozyTenantConfigurationHashConfigMapName
-	if helmRelease.Name == "tenant-root" && helmRelease.Namespace == "tenant-root" {
-		valuesFromConfigMap = appsv1alpha1.CozySystemConfigurationHashConfigMapName
-	}
-	helmRelease.Spec.ValuesFrom = []helmv2.ValuesReference{{
-		Kind:       "ConfigMap",
-		Name:       valuesFromConfigMap,
-		ValuesKey:  appsv1alpha1.CozyTenantConfigurationHashKey,
-		TargetPath: appsv1alpha1.CozyTenantConfigurationHashKey,
-		Optional:   true,
-	}}
-
 	return helmRelease, nil
 }