diff --git a/Dockerfile b/Dockerfile
index 56731829..25bee654 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@sha256:9baee0edab4139ae9b108fffabb8e2e98a67f0b259fd25283c2a084bd74fea0d AS builder
+FROM golang:1.21.5@sha256:58e14a93348a3515c2becc54ebd35302128225169d166b7c6802451ab336c907 AS builder
 ENV APP_ROOT=/opt/app-root
 ENV GOPATH=$APP_ROOT
 
@@ -29,7 +29,7 @@ RUN go build -ldflags "${SERVER_LDFLAGS}" ./cmd/timestamp-server
 RUN CGO_ENABLED=0 go build -gcflags "all=-N -l" -ldflags "${SERVER_LDFLAGS}" -o timestamp-server_debug ./cmd/timestamp-server
 
 # Multi-Stage production build
-FROM golang:1.21.4@sha256:9baee0edab4139ae9b108fffabb8e2e98a67f0b259fd25283c2a084bd74fea0d as deploy
+FROM golang:1.21.5@sha256:58e14a93348a3515c2becc54ebd35302128225169d166b7c6802451ab336c907 as deploy
 
 # Retrieve the binary from the previous stage
 COPY --from=builder /opt/app-root/src/timestamp-server /usr/local/bin/timestamp-server