diff --git a/.github/install_latest_buildah.sh b/.github/install_latest_buildah.sh
new file mode 100644
index 0000000..83b2ecf
--- /dev/null
+++ b/.github/install_latest_buildah.sh
@@ -0,0 +1,7 @@
+# https://github.com/containers/buildah/blob/main/install.md
+. /etc/os-release
+sudo sh -c "echo 'deb http://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/x${ID^}_${VERSION_ID}/ /' > /etc/apt/sources.list.d/devel:kubic:libcontainers:stable.list"
+wget -nv https://download.opensuse.org/repositories/devel:kubic:libcontainers:stable/x${ID^}_${VERSION_ID}/Release.key -O Release.key
+sudo apt-key add - < Release.key
+sudo apt-get update -qq
+sudo apt-get -qq -y install buildah
diff --git a/.github/workflows/dockerfile_build.yml b/.github/workflows/dockerfile_build.yml
index de61fbe..1cdbfbe 100644
--- a/.github/workflows/dockerfile_build.yml
+++ b/.github/workflows/dockerfile_build.yml
@@ -22,16 +22,6 @@ jobs:
         install_latest: [ true, false ]
 
     steps:
-      - name: Install latest buildah
-        if: matrix.install_latest
-        # https://github.com/containers/buildah/blob/main/install.md
-        run: |
-          . /etc/os-release
-          sudo sh -c "echo 'deb http://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/x${ID^}_${VERSION_ID}/ /' > /etc/apt/sources.list.d/devel:kubic:libcontainers:stable.list"
-          wget -nv https://download.opensuse.org/repositories/devel:kubic:libcontainers:stable/x${ID^}_${VERSION_ID}/Release.key -O Release.key
-          sudo apt-key add - < Release.key
-          sudo apt-get update -qq
-          sudo apt-get -qq -y install buildah
 
       # Checkout buildah action github repository
       - name: Checkout Buildah action
@@ -39,6 +29,11 @@ jobs:
         with:
           path: "buildah-build"
 
+      - name: Install latest buildah
+        if: matrix.install_latest
+        run: |
+          bash buildah-build/.github/install_latest_buildah.sh
+
       - name: Create Dockerfile
         run: |
           cat > Dockerfile<<EOF
diff --git a/.github/workflows/multiarch.yml b/.github/workflows/multiarch.yml
index 4cdde03..b431b8b 100644
--- a/.github/workflows/multiarch.yml
+++ b/.github/workflows/multiarch.yml
@@ -21,16 +21,6 @@ jobs:
         install_latest: [ true, false ]
 
     steps:
-      - name: Install latest buildah
-        if: matrix.install_latest
-        # https://github.com/containers/buildah/blob/main/install.md
-        run: |
-          . /etc/os-release
-          sudo sh -c "echo 'deb http://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/x${ID^}_${VERSION_ID}/ /' > /etc/apt/sources.list.d/devel:kubic:libcontainers:stable.list"
-          wget -nv https://download.opensuse.org/repositories/devel:kubic:libcontainers:stable/x${ID^}_${VERSION_ID}/Release.key -O Release.key
-          sudo apt-key add - < Release.key
-          sudo apt-get update -qq
-          sudo apt-get -qq -y install buildah
 
       # Checkout buildah action github repository
       - name: Checkout Buildah action
@@ -38,6 +28,11 @@ jobs:
         with:
           path: "buildah-build"
 
+      - name: Install latest buildah
+        if: matrix.install_latest
+        run: |
+          bash buildah-build/.github/install_latest_buildah.sh
+
       - name: Install qemu dependency
         run: |
           sudo apt-get update
diff --git a/.github/workflows/scratch_build.yml b/.github/workflows/scratch_build.yml
index e4f6f19..e6caecc 100644
--- a/.github/workflows/scratch_build.yml
+++ b/.github/workflows/scratch_build.yml
@@ -24,16 +24,6 @@ jobs:
         install_latest: [ true, false ]
 
     steps:
-      - name: Install latest buildah
-        if: matrix.install_latest
-        # https://github.com/containers/buildah/blob/main/install.md
-        run: |
-          . /etc/os-release
-          sudo sh -c "echo 'deb http://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/x${ID^}_${VERSION_ID}/ /' > /etc/apt/sources.list.d/devel:kubic:libcontainers:stable.list"
-          wget -nv https://download.opensuse.org/repositories/devel:kubic:libcontainers:stable/x${ID^}_${VERSION_ID}/Release.key -O Release.key
-          sudo apt-key add - < Release.key
-          sudo apt-get update -qq
-          sudo apt-get -qq -y install buildah
 
       # Checkout buildah action github repository
       - name: Checkout Buildah action
@@ -41,6 +31,11 @@ jobs:
         with:
           path: "buildah-build"
 
+      - name: Install latest buildah
+        if: matrix.install_latest
+        run: |
+          bash buildah-build/.github/install_latest_buildah.sh
+
       # Checkout spring-petclinic github repository
       - name: Checkout spring-petclinic project
         uses: actions/checkout@v2