diff --git a/Dockerfile b/Dockerfile
index d43895e..6d778be 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -36,6 +36,7 @@ RUN \
   php${PHP_VERSION}-zip \
   php${PHP_VERSION}-intl \
   php${PHP_VERSION}-imagick \
+  php${PHP_VERSION}-pcov \
   imagemagick && apt-get clean
     
 USER www-data
diff --git a/centos7/Dockerfile b/centos7/Dockerfile
index 9819553..a2c139d 100644
--- a/centos7/Dockerfile
+++ b/centos7/Dockerfile
@@ -26,6 +26,7 @@ RUN yum install -y --enablerepo=remi-php${PHP_VERSION} \
   php-soap \
   php-zip \
   php-intl \
+  php-pcov \
   ImageMagick \
   php-pecl-imagick && yum clean all
 
diff --git a/centos8/Dockerfile b/centos8/Dockerfile
index d7d92bf..c4152ef 100644
--- a/centos8/Dockerfile
+++ b/centos8/Dockerfile
@@ -26,6 +26,7 @@ RUN yum install -y \
   php-soap \
   php-zip \
   php-intl \
+  php-pcov \
   ImageMagick \
   php-pecl-imagick && yum clean all