diff --git a/cron/internal/webhook/Dockerfile b/cron/internal/webhook/Dockerfile
index e384329a4b2..162cc7ca8eb 100644
--- a/cron/internal/webhook/Dockerfile
+++ b/cron/internal/webhook/Dockerfile
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # golang:1.19
-FROM golang@sha256:31a8f92b17829b3ccddf0add184f18203acfd79ccc1bcb5c43803ab1c4836cca AS base
+FROM golang@sha256:70031844b8c225351d0bb63e2c383f80db85d92ba894e3da7e13bcf80efa9a37 AS base
 WORKDIR /src
 ENV CGO_ENABLED=0
 COPY go.* ./