diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 767fcfc..23f19e4 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -35,3 +35,6 @@ jobs:
 
       - name: "Size"
         run: "docker images ghcr.io/core23/jenkins-php-agent:${{ matrix.php-version }}-${{ matrix.base-image }} --format \"{{.Repository}}:{{.Tag}} -> {{.Size}}\""
+
+      - name: "Version"
+        run: "docker run --rm --entrypoint=php ghcr.io/core23/jenkins-php-agent:${{ matrix.php-version }}-${{ matrix.base-image }} --version"
diff --git a/README.md b/README.md
index 3d63657..bedc42e 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 Jenkins Agents
 ==============
 
-[![Continuous Integration](https://github.com/core23/jenkins-docker-agents/workflows/Continuous%20Integration/badge.svg)](https://github.com/core23/jenkins-docker-agents/actions)
+[![Continuous Integration](https://github.com/core23/jenkins-docker-agents/actions/workflows/continuous-integration.yml/badge.svg)](https://github.com/core23/jenkins-docker-agents/actions/workflows/continuous-integration.yml)
 
 PHP Agents
 ----------
diff --git a/php/alpine/8.1/Dockerfile b/php/alpine/8.1/Dockerfile
index 1c58f67..2e60a35 100644
--- a/php/alpine/8.1/Dockerfile
+++ b/php/alpine/8.1/Dockerfile
@@ -54,6 +54,8 @@ RUN apk add --no-cache -X http://dl-cdn.alpinelinux.org/alpine/edge/testing \
         php81-zip \
         php81-zlib
 
+RUN ln -sf /usr/bin/php81 /usr/bin/php
+
 COPY php.ini /etc/php81/conf.d/custom.ini
 
 # Get Composer
diff --git a/php/alpine/8.1/php.ini b/php/alpine/8.1/php.ini
index 510dc04..598a79e 100644
--- a/php/alpine/8.1/php.ini
+++ b/php/alpine/8.1/php.ini
@@ -1,3 +1,5 @@
+zend_extension="xdebug.so"
+
 [PHP]
 file_uploads = On
 upload_max_filesize = 256M
diff --git a/php/alpine/8.2/php.ini b/php/alpine/8.2/php.ini
index 510dc04..598a79e 100644
--- a/php/alpine/8.2/php.ini
+++ b/php/alpine/8.2/php.ini
@@ -1,3 +1,5 @@
+zend_extension="xdebug.so"
+
 [PHP]
 file_uploads = On
 upload_max_filesize = 256M
diff --git a/php/alpine/8.3/php.ini b/php/alpine/8.3/php.ini
index 510dc04..598a79e 100644
--- a/php/alpine/8.3/php.ini
+++ b/php/alpine/8.3/php.ini
@@ -1,3 +1,5 @@
+zend_extension="xdebug.so"
+
 [PHP]
 file_uploads = On
 upload_max_filesize = 256M