diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4c49bd7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.env
diff --git a/docker-compose.yml b/docker-compose.yml
index 65eb66b..7ea06a6 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -10,7 +10,7 @@ services:
       XMPP_DOMAIN: ${XMPP_DOMAIN}
       XMPP_USER: ${XMPP_USER}
       XMPP_PASSWORD: ${XMPP_PASSWORD}
-      MYSQL_HOST: ${MYSQL_HOST:-mysql}
+      MYSQL_HOST: ${MYSQL_HOST:-host.docker.internal}
       MYSQL_USER: ${MYSQL_USER}
       MYSQL_PASSWORD: ${MYSQL_PASSWORD}
       MYSQL_DATABASE: ${MYSQL_DATABASE}
@@ -23,8 +23,6 @@ services:
       - ./data/prosody:/var/lib/prosody
       - ./logs/prosody:/var/log/prosody
       - ./data/prosody/configuration:/etc/prosody/conf.d
-    networks:
-      - mysql_network
     restart: unless-stopped
     mem_limit: 200M
     healthcheck:
@@ -33,8 +31,3 @@ services:
       timeout: 10s
       retries: 3
       start_period: 40s
-
-networks:
-  mysql_network:
-    external: true
-    name: mysqlgit_mysql_network
diff --git a/entrypoint.sh b/entrypoint.sh
index d37c28c..2e0e9ef 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -24,9 +24,10 @@ if [ -n "$MYSQL_HOST" ]; then
     if [ $counter -eq $MYSQL_TIMEOUT ]; then
         echo "ERROR: MySQL at $MYSQL_HOST:$MYSQL_PORT did not become ready within ${MYSQL_TIMEOUT} seconds"
         echo "Please check that:"
-        echo "  - MySQL container is running"
-        echo "  - Both containers are on the same Docker network"
+        echo "  - MySQL server is running on the host"
+        echo "  - MySQL is listening on port $MYSQL_PORT"
         echo "  - MYSQL_HOST environment variable is correctly set"
+        echo "  - Firewall allows connection to MySQL port"
         exit 1
     fi