diff --git a/build.sh b/build.sh
index 848d988..d334052 100755
--- a/build.sh
+++ b/build.sh
@@ -6,12 +6,14 @@ docker login "http://git.paucapo.com/"
 
 for dockerfile in $SCRIPT_DIR/*:*; do
   package=`basename "$dockerfile"`
-  echo "Building $package"
-  docker build \
-      -f "$dockerfile" \
-      -t "git.paucapo.com/server/$package" \
-      "$SCRIPT_DIR"
-  docker push "git.paucapo.com/server/$package"
+  if [[ "$1" == "" || "$1" == "$package" ]]; then
+    echo "Building $package"
+    docker build \
+        -f "$dockerfile" \
+        -t "git.paucapo.com/server/$package" \
+        "$SCRIPT_DIR"
+    docker push "git.paucapo.com/server/$package"
+  fi
 done
 
 sudo docker image prune -a --force
diff --git a/php-apache:7.4 b/php-apache:7.4
index f523aa7..634e659 100644
--- a/php-apache:7.4
+++ b/php-apache:7.4
@@ -1,3 +1,5 @@
 FROM php:7.4-apache
 RUN a2enmod rewrite
 RUN docker-php-ext-install pdo pdo_mysql
+RUN apt-get update; apt-get install -y --no-install-recommends msmtp msmtp-mta; rm -rf /var/lib/apt/lists/*;
+RUN [ ! -f /etc/msmtprc ] && touch /etc/msmtprc
\ No newline at end of file
diff --git a/php-apache:8.0 b/php-apache:8.0
index a30a238..4b35864 100644
--- a/php-apache:8.0
+++ b/php-apache:8.0
@@ -1,4 +1,5 @@
 FROM php:8.0-apache
 RUN a2enmod rewrite
 RUN docker-php-ext-install pdo pdo_mysql
-
+RUN apt-get update; apt-get install -y --no-install-recommends msmtp msmtp-mta; rm -rf /var/lib/apt/lists/*;
+RUN [ ! -f /etc/msmtprc ] && touch /etc/msmtprc
\ No newline at end of file
diff --git a/php-apache:8.1 b/php-apache:8.1
index a984519..fa88369 100644
--- a/php-apache:8.1
+++ b/php-apache:8.1
@@ -1,4 +1,5 @@
 FROM php:8.1-apache
 RUN a2enmod rewrite
 RUN docker-php-ext-install pdo pdo_mysql
-
+RUN apt-get update; apt-get install -y --no-install-recommends msmtp msmtp-mta; rm -rf /var/lib/apt/lists/*;
+RUN [ ! -f /etc/msmtprc ] && touch /etc/msmtprc
\ No newline at end of file
diff --git a/php-apache:8.2 b/php-apache:8.2
index bcb0182..cccb36a 100644
--- a/php-apache:8.2
+++ b/php-apache:8.2
@@ -1,4 +1,5 @@
 FROM php:8.2-apache
 RUN a2enmod rewrite
 RUN docker-php-ext-install pdo pdo_mysql
-
+RUN apt-get update; apt-get install -y --no-install-recommends msmtp msmtp-mta; rm -rf /var/lib/apt/lists/*;
+RUN [ ! -f /etc/msmtprc ] && touch /etc/msmtprc
\ No newline at end of file