diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1a7322bc..4f0b1d83 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,11 +7,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Removed
+
+- Remove `write_all_group` from values and schema.
+
 ## [1.42.9] - 2024-03-06
 
 ### Removed
 
-- Remove deprecated giant swarm monitoring annotations and labels
+- Remove deprecated giant swarm monitoring annotations and labels.
 
 ## [1.42.8] - 2024-02-05
 
diff --git a/helm/dex-app/values.schema.json b/helm/dex-app/values.schema.json
index b5a51939..1e20862c 100644
--- a/helm/dex-app/values.schema.json
+++ b/helm/dex-app/values.schema.json
@@ -194,18 +194,12 @@
                                     },
                                     "id": {
                                         "type": "string"
-                                    },
-                                    "write_all_group": {
-                                        "type": "string"
                                     }
                                 }
                             }
                         },
                         "enabled": {
                             "type": "boolean"
-                        },
-                        "write_all_group": {
-                            "type": "string"
                         }
                     }
                 },
@@ -256,15 +250,9 @@
                                     },
                                     "id": {
                                         "type": "string"
-                                    },
-                                    "write_all_group": {
-                                        "type": "string"
                                     }
                                 }
                             }
-                        },
-                        "write_all_group": {
-                            "type": "string"
                         }
                     }
                 },
diff --git a/helm/dex-app/values.yaml b/helm/dex-app/values.yaml
index 76d2580d..4a87542b 100644
--- a/helm/dex-app/values.yaml
+++ b/helm/dex-app/values.yaml
@@ -61,14 +61,12 @@ oidc:
       clientID: ""
       clientSecret: ""
       team: ""
-    write_all_group: ""
     connectors: []
   customer:
     enabled: false
     connectorType: ""
     connectorName: ""
     connectorConfig: ""
-    write_all_group: ""
     connectors: []
 
 # Note that the public address in Giant Swarm management cluster configurations already includes the port