diff --git a/README.md b/README.md
index 994bcbf..114ee78 100644
--- a/README.md
+++ b/README.md
@@ -119,7 +119,7 @@ Name|Default Value|Description
 ----|-------------|-----------
 GITEA_INSTANCE_INSECURE|`false`|It `true` don't verify the TLS certificate of the Gitea instance
 GITEA_RUNNER_NAME|`<empty>`|If not specified the container's hostname is used
-GITEA_RUNNER_LABELS|`<empty>`|Comma-separated list of labels in the format of `label[:schema[:args]]`. If not specified the following labels are used `ubuntu-latest:docker://catthehacker/ubuntu:runner-22.04,ubuntu-22.04:docker://catthehacker/ubuntu:runner-22.04,ubuntu-20.04:docker://catthehacker/ubuntu:runner-20.04`
+GITEA_RUNNER_LABELS|`<empty>`|Comma-separated list of labels in the format of `label[:schema[:args]]`. If not specified the following labels are used `ubuntu-latest:docker://catthehacker/ubuntu:act-22.04,ubuntu-22.04:docker://catthehacker/ubuntu:act-22.04,ubuntu-20.04:docker://catthehacker/ubuntu:act-20.04`
 GITEA_RUNNER_REGISTRATION_FILE|`/data/.runner`|The JSON file that holds the result from the runner registration with the Gitea instance
 GITEA_RUNNER_REGISTRATION_TIMEOUT|`30`|In case of failure, registration is retried until this timeout in seconds is reached
 GITEA_RUNNER_REGISTRATION_RETRY_INTERVAL|`5`|Wait period in seconds between registration retries
diff --git a/image/Dockerfile b/image/Dockerfile
index c72b95d..93a6c7d 100644
--- a/image/Dockerfile
+++ b/image/Dockerfile
@@ -180,9 +180,9 @@ ENV \
   GITEA_RUNNER_NAME='' \
   GITEA_RUNNER_LABELS='' \
   GITEA_RUNNER_LABELS_DEFAULT='\
-ubuntu-latest:docker://catthehacker/ubuntu:runner-22.04,\
-ubuntu-22.04:docker://catthehacker/ubuntu:runner-22.04,\
-ubuntu-20.04:docker://catthehacker/ubuntu:runner-20.04' \
+ubuntu-latest:docker://catthehacker/ubuntu:act-22.04,\
+ubuntu-22.04:docker://catthehacker/ubuntu:act-22.04,\
+ubuntu-20.04:docker://catthehacker/ubuntu:act-20.04' \
   GITEA_RUNNER_UID=1000 \
   GITEA_RUNNER_GID=1000 \
   #