diff --git a/dockerfiles/cd/utils/ks3util/Dockerfile b/dockerfiles/cd/utils/ks3util/Dockerfile
index 0b40b6c6..39c39421 100644
--- a/dockerfiles/cd/utils/ks3util/Dockerfile
+++ b/dockerfiles/cd/utils/ks3util/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.20.1
+FROM alpine:3.20.2
 
 LABEL org.opencontainers.image.authors "wuhui.zuo@pingcap.com"
 LABEL org.opencontainers.image.description "utils image for CD release"
diff --git a/dockerfiles/cd/utils/release/Dockerfile b/dockerfiles/cd/utils/release/Dockerfile
index 9f736678..fc4bb5d2 100644
--- a/dockerfiles/cd/utils/release/Dockerfile
+++ b/dockerfiles/cd/utils/release/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.20.1
+FROM alpine:3.20.2
 
 LABEL org.opencontainers.image.authors "wuhui.zuo@pingcap.com"
 LABEL org.opencontainers.image.description "utils image for CD release"
diff --git a/dockerfiles/cd/utils/remote/Dockerfile b/dockerfiles/cd/utils/remote/Dockerfile
index 4a9e2ac4..411cbc1d 100644
--- a/dockerfiles/cd/utils/remote/Dockerfile
+++ b/dockerfiles/cd/utils/remote/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.20.1
+FROM alpine:3.20.2
 
 LABEL org.opencontainers.image.authors "wuhui.zuo@pingcap.com"
 LABEL org.opencontainers.image.description "utils image for remote building"