diff --git a/php7.3/Dockerfile b/php7.3/Dockerfile
index faad2ca..8c5be29 100644
--- a/php7.3/Dockerfile
+++ b/php7.3/Dockerfile
@@ -4,7 +4,7 @@ FROM debian:buster
 # see https://friendi.ca/resources/requirements/
 RUN set -ex; \
         apt-get update; \
-        DEBIAN_FRONTEND=noninteractive apt-get install -q -y wget gnupg2 apt-transport-https lsb-release ca-certificates; \
+        DEBIAN_FRONTEND=noninteractive apt-get install -q -y wget gnupg2 apt-transport-https lsb-release ca-certificates mariadb-client; \
         wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg; \
         echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" > /etc/apt/sources.list.d/php.list; \
         apt-get update; \
diff --git a/php7.4/Dockerfile b/php7.4/Dockerfile
index 54d5e30..e183bc0 100644
--- a/php7.4/Dockerfile
+++ b/php7.4/Dockerfile
@@ -4,7 +4,7 @@ FROM debian:buster
 # see https://friendi.ca/resources/requirements/
 RUN set -ex; \
         apt-get update; \
-        DEBIAN_FRONTEND=noninteractive apt-get install -q -y wget gnupg2 apt-transport-https lsb-release ca-certificates; \
+        DEBIAN_FRONTEND=noninteractive apt-get install -q -y wget gnupg2 apt-transport-https lsb-release ca-certificates mariadb-client; \
         wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg; \
         echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" > /etc/apt/sources.list.d/php.list; \
         apt-get update; \
diff --git a/php8.0/Dockerfile b/php8.0/Dockerfile
index dc65380..816c8db 100644
--- a/php8.0/Dockerfile
+++ b/php8.0/Dockerfile
@@ -4,7 +4,7 @@ FROM debian:buster
 # see https://friendi.ca/resources/requirements/
 RUN set -ex; \
         apt-get update; \
-        DEBIAN_FRONTEND=noninteractive apt-get install -q -y wget gnupg2 apt-transport-https lsb-release ca-certificates; \
+        DEBIAN_FRONTEND=noninteractive apt-get install -q -y wget gnupg2 apt-transport-https lsb-release ca-certificates mariadb-client; \
         wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg; \
         echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" > /etc/apt/sources.list.d/php.list; \
         apt-get update; \