diff --git a/build/DockerfilePsql11 b/build/DockerfilePsql11
index 26d545649..96ca79059 100644
--- a/build/DockerfilePsql11
+++ b/build/DockerfilePsql11
@@ -1,3 +1,3 @@
-FROM alpine:3.20
+FROM alpine:3.21
 RUN apk --no-cache add postgresql-client
 ENTRYPOINT [ "psql" ]
diff --git a/build/DockerfilePsql12 b/build/DockerfilePsql12
index 26d545649..96ca79059 100644
--- a/build/DockerfilePsql12
+++ b/build/DockerfilePsql12
@@ -1,3 +1,3 @@
-FROM alpine:3.20
+FROM alpine:3.21
 RUN apk --no-cache add postgresql-client
 ENTRYPOINT [ "psql" ]
diff --git a/build/DockerfilePsql13 b/build/DockerfilePsql13
index b6a3b1ccc..71e3278d5 100644
--- a/build/DockerfilePsql13
+++ b/build/DockerfilePsql13
@@ -1,3 +1,3 @@
-FROM alpine:3.20.3
+FROM alpine:3.21.0
 RUN apk --no-cache add postgresql13-client
 ENTRYPOINT [ "psql" ]
diff --git a/build/DockerfilePsql14 b/build/DockerfilePsql14
index b141133ab..f844661ae 100644
--- a/build/DockerfilePsql14
+++ b/build/DockerfilePsql14
@@ -1,3 +1,3 @@
-FROM alpine:3.20.3
+FROM alpine:3.21.0
 RUN apk --no-cache add postgresql14-client
 ENTRYPOINT [ "psql" ]