diff --git a/_config/_localconfig.dist.sh b/_config/_localconfig.dist.sh
index b9b04e7..7ec94bd 100644
--- a/_config/_localconfig.dist.sh
+++ b/_config/_localconfig.dist.sh
@@ -99,3 +99,8 @@ webportbase='6'
 # VNC port base:
 # The first digit of the port which the selenium VNC container should bind its port to
 vncportbase='5'
+
+# DB port base:
+# The first digit of the port which the DB container should bind its port to
+dbportbase='4'
+
diff --git a/bin/moodle-docker-bash.sh b/bin/moodle-docker-bash.sh
index 43981dd..9e88a34 100755
--- a/bin/moodle-docker-bash.sh
+++ b/bin/moodle-docker-bash.sh
@@ -30,7 +30,7 @@ fi
 
 
 # Verify that all necessary env variables are set
-if [[ -z "$COMPOSE_PROJECT_NAME" ]] || [[ -z "$MOODLE_DOCKER_WWWROOT" ]] || [[ -z "$MOODLE_DOCKER_DB" ]] || [[ -z "$MOODLE_DOCKER_PHP_VERSION" ]] || [[ -z "$MOODLE_DOCKER_WEB_PORT" ]] || [[ -z "$MOODLE_DOCKER_BROWSER" ]] || [[ -z "$MOODLE_DOCKER_SELENIUM_VNC_PORT" ]]; then
+if [[ -z "$COMPOSE_PROJECT_NAME" ]] || [[ -z "$MOODLE_DOCKER_WWWROOT" ]] || [[ -z "$MOODLE_DOCKER_DB" ]] || [[ -z "$MOODLE_DOCKER_PHP_VERSION" ]] || [[ -z "$MOODLE_DOCKER_WEB_PORT" ]] || [[ -z "$MOODLE_DOCKER_BROWSER" ]] || [[ -z "$MOODLE_DOCKER_SELENIUM_VNC_PORT" ]] || [[ -z "$MOODLE_DOCKER_DB_PORT" ]]; then
     echo 'Necessary env variables are not set yet.'
     echo 'Please run moodle-docker-env.sh first'
     exit 1
diff --git a/bin/moodle-docker-env.sh b/bin/moodle-docker-env.sh
index 789cd39..57eb5ba 100755
--- a/bin/moodle-docker-env.sh
+++ b/bin/moodle-docker-env.sh
@@ -179,6 +179,7 @@ port4=$(array_get_index_of $database "${databases[@]}")
 port5=$(array_get_index_of $php "${phps[@]}")
 webport=${webportbase}${port2}${port3}${port4}${port5}
 vncport=${vncportbase}${port2}${port3}${port4}${port5}
+dbport=${dbportbase}${port2}${port3}${port4}${port5}
 
 
 ###################################
@@ -192,6 +193,7 @@ export MOODLE_DOCKER_PHP_VERSION=$php
 export MOODLE_DOCKER_WEB_PORT=$bindto:$webport
 export MOODLE_DOCKER_BROWSER=$browser
 export MOODLE_DOCKER_SELENIUM_VNC_PORT=$bindto:$vncport
+export MOODLE_DOCKER_DB_PORT=$bindto:$dbport
 
 
 ###################################
@@ -216,3 +218,4 @@ echo -e "Selenium browser: \033[1m${browser}\033[0m"
 echo
 echo -e "Webserver URL:    \033[1m\033[93mhttp://${bindto}:${webport}/\033[39m\033[0m"
 echo -e "VNC Port:         \033[1m${bindto}:${vncport}\033[0m"
+echo -e "DB Port:          \033[1m${bindto}:${dbport}\033[0m"
\ No newline at end of file
diff --git a/bin/moodle-docker-init.sh b/bin/moodle-docker-init.sh
index 837786a..6491c80 100755
--- a/bin/moodle-docker-init.sh
+++ b/bin/moodle-docker-init.sh
@@ -40,7 +40,7 @@ fi
 
 
 # Verify that all necessary env variables are set
-if [[ -z "$COMPOSE_PROJECT_NAME" ]] || [[ -z "$MOODLE_DOCKER_WWWROOT" ]] || [[ -z "$MOODLE_DOCKER_DB" ]] || [[ -z "$MOODLE_DOCKER_PHP_VERSION" ]] || [[ -z "$MOODLE_DOCKER_WEB_PORT" ]] || [[ -z "$MOODLE_DOCKER_BROWSER" ]] || [[ -z "$MOODLE_DOCKER_SELENIUM_VNC_PORT" ]]; then
+if [[ -z "$COMPOSE_PROJECT_NAME" ]] || [[ -z "$MOODLE_DOCKER_WWWROOT" ]] || [[ -z "$MOODLE_DOCKER_DB" ]] || [[ -z "$MOODLE_DOCKER_PHP_VERSION" ]] || [[ -z "$MOODLE_DOCKER_WEB_PORT" ]] || [[ -z "$MOODLE_DOCKER_BROWSER" ]] || [[ -z "$MOODLE_DOCKER_SELENIUM_VNC_PORT" ]] || [[ -z "$MOODLE_DOCKER_DB_PORT" ]]; then
     echo 'Necessary env variables are not set yet.'
     echo 'Please run moodle-docker-env.sh first'
     exit 1
diff --git a/bin/moodle-docker-xdebug.sh b/bin/moodle-docker-xdebug.sh
index d958532..57a206b 100755
--- a/bin/moodle-docker-xdebug.sh
+++ b/bin/moodle-docker-xdebug.sh
@@ -38,7 +38,7 @@ fi
 
 
 # Verify that all necessary env variables are set
-if [[ -z "$COMPOSE_PROJECT_NAME" ]] || [[ -z "$MOODLE_DOCKER_WWWROOT" ]] || [[ -z "$MOODLE_DOCKER_DB" ]] || [[ -z "$MOODLE_DOCKER_PHP_VERSION" ]] || [[ -z "$MOODLE_DOCKER_WEB_PORT" ]] || [[ -z "$MOODLE_DOCKER_BROWSER" ]] || [[ -z "$MOODLE_DOCKER_SELENIUM_VNC_PORT" ]]; then
+if [[ -z "$COMPOSE_PROJECT_NAME" ]] || [[ -z "$MOODLE_DOCKER_WWWROOT" ]] || [[ -z "$MOODLE_DOCKER_DB" ]] || [[ -z "$MOODLE_DOCKER_PHP_VERSION" ]] || [[ -z "$MOODLE_DOCKER_WEB_PORT" ]] || [[ -z "$MOODLE_DOCKER_BROWSER" ]] || [[ -z "$MOODLE_DOCKER_SELENIUM_VNC_PORT" ]] || [[ -z "$MOODLE_DOCKER_DB_PORT" ]]; then
     echo 'Necessary env variables are not set yet.'
     echo 'Please run moodle-docker-env.sh first'
     exit 1