diff --git a/18/alpine3.18/Dockerfile b/18/alpine3.20/Dockerfile
similarity index 99%
rename from 18/alpine3.18/Dockerfile
rename to 18/alpine3.20/Dockerfile
index b1df6b643..261fbb397 100644
--- a/18/alpine3.18/Dockerfile
+++ b/18/alpine3.20/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.18
+FROM alpine:3.20
 
 ENV NODE_VERSION 18.20.3
 
diff --git a/18/alpine3.18/docker-entrypoint.sh b/18/alpine3.20/docker-entrypoint.sh
similarity index 100%
rename from 18/alpine3.18/docker-entrypoint.sh
rename to 18/alpine3.20/docker-entrypoint.sh
diff --git a/20/alpine3.18/Dockerfile b/20/alpine3.20/Dockerfile
similarity index 99%
rename from 20/alpine3.18/Dockerfile
rename to 20/alpine3.20/Dockerfile
index 851a417b4..9f1f59738 100644
--- a/20/alpine3.18/Dockerfile
+++ b/20/alpine3.20/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.18
+FROM alpine:3.20
 
 ENV NODE_VERSION 20.13.1
 
diff --git a/20/alpine3.18/docker-entrypoint.sh b/20/alpine3.20/docker-entrypoint.sh
similarity index 100%
rename from 20/alpine3.18/docker-entrypoint.sh
rename to 20/alpine3.20/docker-entrypoint.sh
diff --git a/21/alpine3.18/Dockerfile b/21/alpine3.20/Dockerfile
similarity index 99%
rename from 21/alpine3.18/Dockerfile
rename to 21/alpine3.20/Dockerfile
index 4150fb13e..493d96794 100644
--- a/21/alpine3.18/Dockerfile
+++ b/21/alpine3.20/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.18
+FROM alpine:3.20
 
 ENV NODE_VERSION 21.7.3
 
diff --git a/21/alpine3.18/docker-entrypoint.sh b/21/alpine3.20/docker-entrypoint.sh
similarity index 100%
rename from 21/alpine3.18/docker-entrypoint.sh
rename to 21/alpine3.20/docker-entrypoint.sh
diff --git a/22/alpine3.18/Dockerfile b/22/alpine3.20/Dockerfile
similarity index 99%
rename from 22/alpine3.18/Dockerfile
rename to 22/alpine3.20/Dockerfile
index bbe342a3b..8022e3924 100644
--- a/22/alpine3.18/Dockerfile
+++ b/22/alpine3.20/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.18
+FROM alpine:3.20
 
 ENV NODE_VERSION 22.2.0
 
diff --git a/22/alpine3.18/docker-entrypoint.sh b/22/alpine3.20/docker-entrypoint.sh
similarity index 100%
rename from 22/alpine3.18/docker-entrypoint.sh
rename to 22/alpine3.20/docker-entrypoint.sh
diff --git a/architectures b/architectures
index 1ef81e6bb..ad062c3cd 100644
--- a/architectures
+++ b/architectures
@@ -1,8 +1,8 @@
 bashbrew-arch  variants
-amd64          alpine3.18,alpine3.19,bookworm,bookworm-slim,bullseye,bullseye-slim,buster,buster-slim
-arm32v6        alpine3.18,alpine3.19
-arm32v7        alpine3.18,alpine3.19,bookworm,bookworm-slim,bullseye,bullseye-slim,buster,buster-slim
-arm64v8        alpine3.18,alpine3.19,bookworm,bookworm-slim,bullseye,bullseye-slim,buster,buster-slim
-i386           alpine3.18,alpine3.19
-ppc64le        alpine3.18,alpine3.19,bookworm,bookworm-slim,bullseye,bullseye-slim,buster,buster-slim
-s390x          alpine3.18,alpine3.19,bookworm,bookworm-slim,bullseye,bullseye-slim,buster,buster-slim
+amd64          alpine3.19,alpine3.20,bookworm,bookworm-slim,bullseye,bullseye-slim,buster,buster-slim
+arm32v6        alpine3.19,alpine3.20
+arm32v7        alpine3.19,alpine3.20,bookworm,bookworm-slim,bullseye,bullseye-slim,buster,buster-slim
+arm64v8        alpine3.19,alpine3.20,bookworm,bookworm-slim,bullseye,bullseye-slim,buster,buster-slim
+i386           alpine3.19,alpine3.20
+ppc64le        alpine3.19,alpine3.20,bookworm,bookworm-slim,bullseye,bullseye-slim,buster,buster-slim
+s390x          alpine3.19,alpine3.20,bookworm,bookworm-slim,bullseye,bullseye-slim,buster,buster-slim
diff --git a/versions.json b/versions.json
index d87d833bb..365669499 100644
--- a/versions.json
+++ b/versions.json
@@ -5,10 +5,10 @@
     "maintenance": "2025-10-21",
     "end": "2027-04-30",
     "codename": "",
-    "alpine-default": "alpine3.19",
+    "alpine-default": "alpine3.20",
     "debian-default": "bookworm",
     "variants": {
-      "alpine3.18": [
+      "alpine3.19": [
         "amd64",
         "arm32v6",
         "arm32v7",
@@ -16,7 +16,7 @@
         "ppc64le",
         "s390x"
       ],
-      "alpine3.19": [
+      "alpine3.20": [
         "amd64",
         "arm32v6",
         "arm32v7",
@@ -60,10 +60,10 @@
     "maintenance": "2024-04-01",
     "end": "2024-06-01",
     "codename": "",
-    "alpine-default": "alpine3.19",
+    "alpine-default": "alpine3.20",
     "debian-default": "bookworm",
     "variants": {
-      "alpine3.18": [
+      "alpine3.19": [
         "amd64",
         "arm32v6",
         "arm32v7",
@@ -71,7 +71,7 @@
         "ppc64le",
         "s390x"
       ],
-      "alpine3.19": [
+      "alpine3.20": [
         "amd64",
         "arm32v6",
         "arm32v7",
@@ -115,10 +115,10 @@
     "maintenance": "2024-10-22",
     "end": "2026-04-30",
     "codename": "iron",
-    "alpine-default": "alpine3.19",
+    "alpine-default": "alpine3.20",
     "debian-default": "bookworm",
     "variants": {
-      "alpine3.18": [
+      "alpine3.19": [
         "amd64",
         "arm32v6",
         "arm32v7",
@@ -126,7 +126,7 @@
         "ppc64le",
         "s390x"
       ],
-      "alpine3.19": [
+      "alpine3.20": [
         "amd64",
         "arm32v6",
         "arm32v7",
@@ -178,10 +178,10 @@
     "maintenance": "2023-10-18",
     "end": "2025-04-30",
     "codename": "hydrogen",
-    "alpine-default": "alpine3.19",
+    "alpine-default": "alpine3.20",
     "debian-default": "bookworm",
     "variants": {
-      "alpine3.18": [
+      "alpine3.19": [
         "amd64",
         "arm32v6",
         "arm32v7",
@@ -189,7 +189,7 @@
         "ppc64le",
         "s390x"
       ],
-      "alpine3.19": [
+      "alpine3.20": [
         "amd64",
         "arm32v6",
         "arm32v7",