diff --git a/.github/configs/updatecli.d/grafana.yaml b/.github/configs/updatecli.d/grafana.yaml
index 2d9516d..1b68d2b 100644
--- a/.github/configs/updatecli.d/grafana.yaml
+++ b/.github/configs/updatecli.d/grafana.yaml
@@ -9,6 +9,8 @@ sources:
             token: '{{ requiredEnv "UPDATECLI_GITHUB_TOKEN" }}'
             versionfilter:
                 kind: latest
+        transformers:
+          - trimPrefix: "v"
 conditions:
     grafanaImagePublished:
         name: Ensure the latest Grafana is published on DockerHub