diff --git a/1.0/18-alpine3.18/Dockerfile b/1.0/20-alpine3.21/Dockerfile
similarity index 98%
rename from 1.0/18-alpine3.18/Dockerfile
rename to 1.0/20-alpine3.21/Dockerfile
index 8f75551..64dd069 100644
--- a/1.0/18-alpine3.18/Dockerfile
+++ b/1.0/20-alpine3.21/Dockerfile
@@ -6,7 +6,7 @@
 
 # https://nodejs.org/en/about/releases/
 # https://github.com/nodejs/Release#readme
-FROM node:18-alpine3.18
+FROM node:20-alpine3.21
 
 RUN set -eux; \
     apk add --no-cache \
diff --git a/1.0/18-alpine3.18/docker-entrypoint.sh b/1.0/20-alpine3.21/docker-entrypoint.sh
similarity index 100%
rename from 1.0/18-alpine3.18/docker-entrypoint.sh
rename to 1.0/20-alpine3.21/docker-entrypoint.sh
diff --git a/1.0/18-alpine3.19/Dockerfile b/1.0/20-alpine3.22/Dockerfile
similarity index 98%
rename from 1.0/18-alpine3.19/Dockerfile
rename to 1.0/20-alpine3.22/Dockerfile
index 0267005..4b9c1ab 100644
--- a/1.0/18-alpine3.19/Dockerfile
+++ b/1.0/20-alpine3.22/Dockerfile
@@ -6,7 +6,7 @@
 
 # https://nodejs.org/en/about/releases/
 # https://github.com/nodejs/Release#readme
-FROM node:18-alpine3.19
+FROM node:20-alpine3.22
 
 RUN set -eux; \
     apk add --no-cache \
diff --git a/1.0/18-alpine3.19/docker-entrypoint.sh b/1.0/20-alpine3.22/docker-entrypoint.sh
similarity index 100%
rename from 1.0/18-alpine3.19/docker-entrypoint.sh
rename to 1.0/20-alpine3.22/docker-entrypoint.sh
diff --git a/1.0/20-alpine3.18/Dockerfile b/1.0/22-alpine3.21/Dockerfile
similarity index 98%
rename from 1.0/20-alpine3.18/Dockerfile
rename to 1.0/22-alpine3.21/Dockerfile
index 22ce0b6..ffa47ef 100644
--- a/1.0/20-alpine3.18/Dockerfile
+++ b/1.0/22-alpine3.21/Dockerfile
@@ -6,7 +6,7 @@
 
 # https://nodejs.org/en/about/releases/
 # https://github.com/nodejs/Release#readme
-FROM node:20-alpine3.18
+FROM node:22-alpine3.21
 
 RUN set -eux; \
     apk add --no-cache \
diff --git a/1.0/20-alpine3.18/docker-entrypoint.sh b/1.0/22-alpine3.21/docker-entrypoint.sh
similarity index 100%
rename from 1.0/20-alpine3.18/docker-entrypoint.sh
rename to 1.0/22-alpine3.21/docker-entrypoint.sh
diff --git a/1.0/20-alpine3.19/Dockerfile b/1.0/22-alpine3.22/Dockerfile
similarity index 98%
rename from 1.0/20-alpine3.19/Dockerfile
rename to 1.0/22-alpine3.22/Dockerfile
index e600725..cd8b386 100644
--- a/1.0/20-alpine3.19/Dockerfile
+++ b/1.0/22-alpine3.22/Dockerfile
@@ -6,7 +6,7 @@
 
 # https://nodejs.org/en/about/releases/
 # https://github.com/nodejs/Release#readme
-FROM node:20-alpine3.19
+FROM node:22-alpine3.22
 
 RUN set -eux; \
     apk add --no-cache \
diff --git a/1.0/20-alpine3.19/docker-entrypoint.sh b/1.0/22-alpine3.22/docker-entrypoint.sh
similarity index 100%
rename from 1.0/20-alpine3.19/docker-entrypoint.sh
rename to 1.0/22-alpine3.22/docker-entrypoint.sh
diff --git a/README.md b/README.md
index c7d2764..2fcf130 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ JSON documents are parsed through a javascript virtual machine, so the web inter
 # Build
 Build the mongo-express image using `Dockerfile` and `docker-entrypoint.sh` files.
 
-In below commands go to the folder (e.g. `cd 1.0/20-alpine3.18`) or replace final `.` with folder path (e.g. `1.0/20-alpine3.18`).
+In below commands go to the folder (e.g. `cd 1.0/22-alpine3.21`) or replace final `.` with folder path (e.g. `1.0/22-alpine3.21`).
 
 #### Build the mongo-express image:
 ```console
diff --git a/versions.json b/versions.json
index 8d1a880..47394ca 100644
--- a/versions.json
+++ b/versions.json
@@ -1,12 +1,12 @@
 {
   "1.0": {
-    "alpine": "3.18",
-    "node": "18",
+    "alpine": "3.21",
+    "node": "20",
     "variants": [
-      "20-alpine3.19",
-      "20-alpine3.18",
-      "18-alpine3.19",
-      "18-alpine3.18"
+      "22-alpine3.22",
+      "22-alpine3.21",
+      "20-alpine3.22",
+      "20-alpine3.21"
     ],
     "version": "1.0.2"
   }
diff --git a/versions.sh b/versions.sh
index 0debbde..d1ef502 100755
--- a/versions.sh
+++ b/versions.sh
@@ -2,12 +2,12 @@
 set -Eeuo pipefail
 
 supportedNodeVersions=(
+	22
 	20
-	18
 )
 supportedAlpineVersions=(
-	3.19
-	3.18
+	3.22
+	3.21
 )
 defaultNodeVersion="${supportedNodeVersions[0]}"
 defaultAlpineVersion="${supportedAlpineVersions[0]}"