diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 2487d25..fb61c9c 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,6 +12,43 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
       - name: Build images
+        env:
+          zsh_tags: |
+            master
+            5.9
+            5.8.1
+            5.8
+            5.7.1
+            5.7
+            5.6.2
+            5.6.1
+            5.6
+            5.5.1
+            5.5
+            5.4.2
+            5.4.1
+            5.4
+            5.3.1
+            5.3
+            5.2
+            5.1.1
+            5.1
+            5.0.8
+            5.0.7
+            5.0.6
+            5.0.5
+            5.0.4
+            5.0.3
+            5.0.2
+            5.0.1
+            5.0.0
+            4.3.17
+            4.3.16
+            4.3.15
+            4.3.14
+            4.3.13
+            4.3.12
+            4.3.11
         run: |
           for image in */Dockerfile; do
             image="$(basename $(dirname $image))"
diff --git a/zsh/build.sh b/zsh/build.sh
index 7dd2ffd..2bfd712 100755
--- a/zsh/build.sh
+++ b/zsh/build.sh
@@ -8,14 +8,13 @@ USERNAME="$1"
 # Get image from directory name
 IMAGE="$(basename "$(pwd)")"
 
-# List of published zshusers/zsh Docker images
-versions="$(wget -qO- https://registry.hub.docker.com/v1/repositories/zshusers/zsh/tags | sed 's/[^0-9.]*"name": "\([^"]*\)"[^0-9.]*/\n\1\n/g;s/^\n//')"
+# $zsh_tags is an environment variable passed via secrets
 
 # Build images
-for version in $versions; do
+for version in $zsh_tags; do
     docker buildx build -t "$USERNAME/$IMAGE:$version" --build-arg ZSH_VERSION="$version" .
 done
 
 # Tag latest image
-latest=$(tr ' ' '\n' <<< "$versions" | sed '/^$/d' | sort -V | tail -2 | head -1)
+latest=$(tr ' ' '\n' <<< "$zsh_tags" | sed '/^$/d' | sort -V | tail -2 | head -1)
 docker tag "$USERNAME/$IMAGE:$latest" "$USERNAME/$IMAGE:latest"