diff --git a/charts/sourcegraph-executor/k8s/README.md b/charts/sourcegraph-executor/k8s/README.md
index 39072136..0f611b45 100644
--- a/charts/sourcegraph-executor/k8s/README.md
+++ b/charts/sourcegraph-executor/k8s/README.md
@@ -77,8 +77,8 @@ In addition to the documented values, the `executor` and `private-docker-registr
 | executor.kubernetesJob.resources.limits.memory | string | `"12Gi"` | The maximum memory for a job. |
 | executor.kubernetesJob.resources.requests.cpu | string | `""` | The requested CPU for a job. |
 | executor.kubernetesJob.resources.requests.memory | string | `"1Gi"` | The requested memory for a job. |
-| executor.kubernetesJob.runAsGroup | int | `-1` | The group ID to run Kubernetes jobs as. |
-| executor.kubernetesJob.runAsUser | int | `-1` | The user ID to run Kubernetes jobs as. |
+| executor.kubernetesJob.runAsGroup | int | `nil`; accepts [0, 2147483647] | The group ID to run Kubernetes jobs as. |
+| executor.kubernetesJob.runAsUser | int | `nil`; accepts [0, 2147483647] | The user ID to run Kubernetes jobs as. |
 | executor.log.format | string | `"condensed"` |  |
 | executor.log.level | string | `"warn"` | Possible values are `dbug`, `info`, `warn`, `eror`, `crit`. |
 | executor.log.trace | string | `"false"` |  |
diff --git a/charts/sourcegraph-executor/k8s/values.yaml b/charts/sourcegraph-executor/k8s/values.yaml
index 5f8305c9..525a736b 100644
--- a/charts/sourcegraph-executor/k8s/values.yaml
+++ b/charts/sourcegraph-executor/k8s/values.yaml
@@ -94,10 +94,12 @@ executor:
   kubernetesJob:
     # -- The number of seconds after which a Kubernetes job will be terminated.
     deadline: "1200"
-    # -- The user ID to run Kubernetes jobs as.
-    runAsUser: -1
-    # -- The group ID to run Kubernetes jobs as.
-    runAsGroup: -1
+    # -- (int) The user ID to run Kubernetes jobs as.
+    # @default -- `nil`; accepts [0, 2147483647]
+    runAsUser: 
+    # -- (int) The group ID to run Kubernetes jobs as.
+    # @default -- `nil`; accepts [0, 2147483647]
+    runAsGroup: 
     # -- The group ID which is set on the job PVC file system. 
     fsGroup: "1000"
     resources: