diff --git a/2.4/alpine/Dockerfile b/2.4/alpine/Dockerfile
index a164ca2..72ea4c9 100644
--- a/2.4/alpine/Dockerfile
+++ b/2.4/alpine/Dockerfile
@@ -4,7 +4,7 @@
 # PLEASE DO NOT EDIT IT DIRECTLY.
 #
 
-FROM alpine:3.21
+FROM alpine:3.22
 
 # runtime dependencies
 RUN set -eux; \
diff --git a/2.6/alpine/Dockerfile b/2.6/alpine/Dockerfile
index c09bd97..1d83831 100644
--- a/2.6/alpine/Dockerfile
+++ b/2.6/alpine/Dockerfile
@@ -4,7 +4,7 @@
 # PLEASE DO NOT EDIT IT DIRECTLY.
 #
 
-FROM alpine:3.21
+FROM alpine:3.22
 
 # runtime dependencies
 RUN set -eux; \
diff --git a/2.8/alpine/Dockerfile b/2.8/alpine/Dockerfile
index c77230d..ff43d9d 100644
--- a/2.8/alpine/Dockerfile
+++ b/2.8/alpine/Dockerfile
@@ -4,7 +4,7 @@
 # PLEASE DO NOT EDIT IT DIRECTLY.
 #
 
-FROM alpine:3.21
+FROM alpine:3.22
 
 # runtime dependencies
 RUN set -eux; \
diff --git a/3.0/alpine/Dockerfile b/3.0/alpine/Dockerfile
index 93c7bc2..97f1c98 100644
--- a/3.0/alpine/Dockerfile
+++ b/3.0/alpine/Dockerfile
@@ -4,7 +4,7 @@
 # PLEASE DO NOT EDIT IT DIRECTLY.
 #
 
-FROM alpine:3.21
+FROM alpine:3.22
 
 # runtime dependencies
 RUN set -eux; \
diff --git a/3.1/alpine/Dockerfile b/3.1/alpine/Dockerfile
index 47c0aaf..c03cafe 100644
--- a/3.1/alpine/Dockerfile
+++ b/3.1/alpine/Dockerfile
@@ -4,7 +4,7 @@
 # PLEASE DO NOT EDIT IT DIRECTLY.
 #
 
-FROM alpine:3.21
+FROM alpine:3.22
 
 # runtime dependencies
 RUN set -eux; \
diff --git a/3.2/alpine/Dockerfile b/3.2/alpine/Dockerfile
index 22bbbb7..1f1ae82 100644
--- a/3.2/alpine/Dockerfile
+++ b/3.2/alpine/Dockerfile
@@ -4,7 +4,7 @@
 # PLEASE DO NOT EDIT IT DIRECTLY.
 #
 
-FROM alpine:3.21
+FROM alpine:3.22
 
 # runtime dependencies
 RUN set -eux; \
diff --git a/3.3/alpine/Dockerfile b/3.3/alpine/Dockerfile
index 36f2f9b..e783cd6 100644
--- a/3.3/alpine/Dockerfile
+++ b/3.3/alpine/Dockerfile
@@ -4,7 +4,7 @@
 # PLEASE DO NOT EDIT IT DIRECTLY.
 #
 
-FROM alpine:3.21
+FROM alpine:3.22
 
 # runtime dependencies
 RUN set -eux; \
diff --git a/versions.json b/versions.json
index 8771353..6cf2700 100644
--- a/versions.json
+++ b/versions.json
@@ -1,48 +1,48 @@
 {
   "2.4": {
-    "alpine": "3.21",
+    "alpine": "3.22",
     "debian": "bookworm-slim",
     "sha256": "89e1e675bfecc88624c19850fd6b69f7b91f112d61f30a3b20a625298ef1f3f3",
     "url": "https://www.haproxy.org/download/2.4/src/haproxy-2.4.29.tar.gz",
     "version": "2.4.29"
   },
   "2.6": {
-    "alpine": "3.21",
+    "alpine": "3.22",
     "debian": "bookworm-slim",
     "sha256": "4c0797f450f997dc287d2c7aafa7a0e5b7a2d71593a2cd58e664e8f3aea614fa",
     "url": "https://www.haproxy.org/download/2.6/src/haproxy-2.6.22.tar.gz",
     "version": "2.6.22"
   },
   "2.8": {
-    "alpine": "3.21",
+    "alpine": "3.22",
     "debian": "bookworm-slim",
     "sha256": "98f0551b9c3041a87869f4cd4e1465adf6fbef2056e83aabea92106032585242",
     "url": "https://www.haproxy.org/download/2.8/src/haproxy-2.8.15.tar.gz",
     "version": "2.8.15"
   },
   "3.0": {
-    "alpine": "3.21",
+    "alpine": "3.22",
     "debian": "bookworm-slim",
     "sha256": "d1508670b6fd5839c669a0a916842f0d3d3d0b578bb351a2a74a1de3d929ce26",
     "url": "https://www.haproxy.org/download/3.0/src/haproxy-3.0.10.tar.gz",
     "version": "3.0.10"
   },
   "3.1": {
-    "alpine": "3.21",
+    "alpine": "3.22",
     "debian": "bookworm-slim",
     "sha256": "a3952644ef939b36260d91d81a335636aa9b44572b4cb8b6001272f88545c666",
     "url": "https://www.haproxy.org/download/3.1/src/haproxy-3.1.7.tar.gz",
     "version": "3.1.7"
   },
   "3.2": {
-    "alpine": "3.21",
+    "alpine": "3.22",
     "debian": "bookworm-slim",
     "sha256": "f762ae31bca1b51feb89e4395e36e17f867c25372a10853c70d292c3dd17b7b0",
     "url": "https://www.haproxy.org/download/3.2/src/haproxy-3.2.0.tar.gz",
     "version": "3.2.0"
   },
   "3.3": {
-    "alpine": "3.21",
+    "alpine": "3.22",
     "debian": "bookworm-slim",
     "sha256": "752d564662c2c909f4788f1173c1f7fdf4492ee8da79a5f81e22e0ecbf2b7f02",
     "url": "https://www.haproxy.org/download/3.3/src/devel/haproxy-3.3-dev0.tar.gz",
diff --git a/versions.sh b/versions.sh
index 55af3e7..c6c61bc 100755
--- a/versions.sh
+++ b/versions.sh
@@ -15,7 +15,7 @@ versions=( "${versions[@]%/}" )
 defaultDebianSuite='bookworm-slim'
 declare -A debianSuite=(
 )
-defaultAlpineVersion='3.21'
+defaultAlpineVersion='3.22'
 declare -A alpineVersion=(
 )