diff --git a/config.py b/config.py
index 1e0530c..9711b3f 100644
--- a/config.py
+++ b/config.py
@@ -24,15 +24,15 @@
     }
 }
 
-#DEFAULT_FROM_EMAIL = "john@doe.com"
-#CHANGE_NOTIFICATIONS_MIN_INTERVAL = 300 #seconds
-#EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
-#EMAIL_USE_TLS = False
-#EMAIL_USE_SSL = False # You cannot use both (TLS and SSL) at the same time!
-#EMAIL_HOST = 'localhost'
-#EMAIL_PORT = 25
-#EMAIL_HOST_USER = 'user'
-#EMAIL_HOST_PASSWORD = 'password'
+DEFAULT_FROM_EMAIL = "$DEFAULT_FROM_EMAIL"
+CHANGE_NOTIFICATIONS_MIN_INTERVAL = $CHANGE_NOTIFICATIONS_MIN_INTERVAL #seconds
+EMAIL_BACKEND = '$EMAIL_BACKEND'
+EMAIL_USE_TLS = $EMAIL_USE_TLS
+EMAIL_USE_SSL = $EMAIL_USE_SSL # You cannot use both (TLS and SSL) at the same time!
+EMAIL_HOST = '$EMAIL_HOST'
+EMAIL_PORT = $EMAIL_PORT
+EMAIL_HOST_USER = '$EMAIL_HOST_USER'
+EMAIL_HOST_PASSWORD = '$EMAIL_HOST_PASSWORD'
 
 EVENTS_PUSH_BACKEND = "taiga.events.backends.rabbitmq.EventsPushBackend"
 EVENTS_PUSH_BACKEND_OPTIONS = {"url": "amqp://$RABBIT_USER:$RABBIT_PASSWORD@$RABBIT_HOST:$RABBIT_PORT/$RABBIT_VHOST"}
diff --git a/start.sh b/start.sh
index cb4039b..10b6cb8 100755
--- a/start.sh
+++ b/start.sh
@@ -31,6 +31,52 @@ if [ ! -f $INITIAL_SETUP_LOCK ]; then
         -e 's/$RABBIT_PASSWORD/'$RABBIT_PASSWORD_ESCAPED'/' \
         -e 's/$RABBIT_VHOST/'$RABBIT_VHOST'/' \
         -i /tmp/taiga-conf/config.py
+
+    if [ "$DEFAULT_FROM_EMAIL" ];then 
+        sed -e 's/$DEFAULT_FROM_EMAIL/'$DEFAULT_FROM_EMAIL'/
+        -i /tmp/taiga-conf/config.py
+    fi
+
+    if [ "$CHANGE_NOTIFICATIONS_MIN_INTERVAL" ];then 
+        sed -e 's/$CHANGE_NOTIFICATIONS_MIN_INTERVAL/'$CHANGE_NOTIFICATIONS_MIN_INTERVAL'/' \
+        -i /tmp/taiga-conf/config.py
+    fi
+
+    if [ "$EMAIL_BACKEND" ];then 
+        sed -e 's/$EMAIL_BACKEND/'$EMAIL_BACKEND'/' \
+        -i /tmp/taiga-conf/config.py
+    fi
+
+    if [ "$EMAIL_USE_TLS" ];then 
+        sed -e 's/$EMAIL_USE_TLS/'$EMAIL_USE_TLS'/' \
+        -i /tmp/taiga-conf/config.py
+    fi
+
+    if [ "$EMAIL_USE_SSL" ];then 
+        sed -e 's/$EMAIL_USE_SSL/'$EMAIL_USE_SSL'/' \
+        -i /tmp/taiga-conf/config.py
+    fi
+
+    if [ "$EMAIL_HOST" ];then 
+        sed -e 's/$EMAIL_HOST/'$EMAIL_HOST'/' \
+        -i /tmp/taiga-conf/config.py
+    fi
+
+    if [ "$EMAIL_PORT" ];then 
+        sed -e 's/$EMAIL_PORT/'$EMAIL_PORT'/' \
+        -i /tmp/taiga-conf/config.py
+    fi
+
+    if [ "$EMAIL_HOST_USER" ];then 
+        sed -e 's/$EMAIL_HOST_USER/'$EMAIL_HOST_USER'/' \
+        -i /tmp/taiga-conf/config.py
+    fi
+
+    if [ "$EMAIL_HOST_PASSWORD" ];then 
+        sed -e 's/$EMAIL_HOST_PASSWORD/'$EMAIL_HOST_PASSWORD'/' \
+        -i /tmp/taiga-conf/config.py
+    fi
+
     cp /tmp/taiga-conf/config.py /taiga-conf/
     ln -sf /taiga-conf/config.py /srv/taiga/back/settings/local.py