diff --git a/images/cspo/Dockerfile b/images/cspo/Dockerfile
index 1223e30c..aeccd25b 100644
--- a/images/cspo/Dockerfile
+++ b/images/cspo/Dockerfile
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # Build the manager binary
-FROM --platform=${BUILDPLATFORM} docker.io/library/golang:1.23.3-bullseye as build
+FROM --platform=${BUILDPLATFORM} docker.io/library/golang:1.23.4-bullseye as build
 ARG TARGETOS TARGETARCH
 
 COPY . /src/cluster-stack-provider-openstack
@@ -23,7 +23,7 @@ RUN --mount=type=cache,target=/root/.cache --mount=type=cache,target=/go/pkg \
     go build -mod=vendor -trimpath -ldflags "-s -w ${LDFLAGS} -extldflags '-static'" \
     -o manager cmd/main.go
 
-FROM --platform=${BUILDPLATFORM} docker.io/library/alpine:3.20.3
+FROM --platform=${BUILDPLATFORM} docker.io/library/alpine:3.21.2
 WORKDIR /
 COPY --from=build /src/cluster-stack-provider-openstack/manager .