diff --git a/Dockerfile b/Dockerfile
index f096399d..8a56e631 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM golang:1.21.4-alpine@sha256:70afe55365a265f0762257550bc38440e0d6d6b97020d3f8c85328f00200dd8e AS build
+FROM golang:1.21.5-alpine@sha256:5c1cabd9a3c6851a3e18735a2c133fbd8f67fe37eb3203318b7af2ffd2547095 AS build
 WORKDIR /src
 RUN apk update && apk add --no-cache file git
 ENV GOMODCACHE /root/.cache/gocache