diff --git a/bin/easyengine b/bin/easyengine
index 064760ac..424f2ce6 100644
--- a/bin/easyengine
+++ b/bin/easyengine
@@ -135,15 +135,15 @@ elif [ "$EE_FIRST" = "stack" ] || [ "$EE_FIRST" = "system" ]; then
 			# Check required Packages are installed or not
 			dpkg --get-selections | grep -v deinstall | grep nginx > /dev/null \
 			&& dpkg --get-selections | grep -v deinstall | grep php5-fpm > /dev/null \
-			&& dpkg --get-selections | grep -v deinstall | grep mysql > /dev/null \
+			&& mysqladmin ping &> /dev/null \
 			&& dpkg --get-selections | grep -v deinstall | grep postfix > /dev/null
 			if [ $? -ne 0 ];then
-				ee_lib_error "Failed to find pre dependencies. Please install Nginx, PHP5, MySQL and Postfix using command ee stack install, exit status " 1
+				ee_lib_error "Failed to find pre dependencies.\nPlease install Nginx, PHP5, MySQL and Postfix using command ee stack install, exit status " 1
 			fi
 
 			dpkg --get-selections | grep -v deinstall | grep dovecot-core > /dev/null
 			if [ $? -eq 0 ];then
-				ee_lib_error "Found installed mail server, Please remove it before installation, exit status=" 1
+				ee_lib_error "Found installed Dovecot Packages server, exit status=" 1
 			fi
 
 			# Install Dovecot
diff --git a/bin/update b/bin/update
index 5783a27f..c719cdda 100644
--- a/bin/update
+++ b/bin/update
@@ -415,11 +415,17 @@ if [[ $EE_CURRENT_VERSION < $EE_LATEST_VERSION ]]; then
 		fi
 
 		if [[ $EE_CURRENT_VERSION < 2.1.0 ]];then
-			if [ -f /etc/nginx/common/locations.conf ];then
-				cp -av /usr/share/easyengine/nginx/common/locations.conf /etc/nginx/common/locations.conf &>> $EE_UPDATE_LOG
-			fi
 			if [ -f /etc/nginx/sites-available/22222 ];then
+				ee_port=$(grep listen /etc/nginx/sites-available/22222 | awk '{ print $2 }')
 				cp -av /usr/share/easyengine/nginx/22222 /etc/nginx/sites-available/ &>> $EE_UPDATE_LOG
+				if [ "$EE_LINUX_DISTRO" == "Ubuntu" ];	then
+					sed -i "s/listen.*/listen $ee_port default_server ssl spdy;/" /etc/nginx/sites-available/22222 \
+					|| ee_lib_error "Unable to change EasyEngine admin port, exit status = " $?
+				elif [ "$EE_LINUX_DISTRO" == "Debian" ]; then
+					# Dotdeb nginx repository doesn't support spdy
+					sed -i "s/listen.*/listen $ee_port default_server ssl;/" /etc/nginx/sites-available/22222 \
+					|| ee_lib_error "Unable to change EasyEngine admin port, exit status = " $?
+				fi
 			fi
 			if [ -d /var/www/22222/htdocs/db/anemometer ];then
 				# Download pt-query-advisor Fixed #189
@@ -431,7 +437,7 @@ if [[ $EE_CURRENT_VERSION < $EE_LATEST_VERSION ]]; then
 				sed -i "s/#	'query_advisor'/	'query_advisor'/" /var/www/22222/htdocs/db/anemometer/conf/config.inc.php \
 				|| ee_lib_error "Unable to to activate pt-query-advisor plugin, exit status = " $?
 			fi
-			
+
 			# Update EasyEngine current version
 			EE_CURRENT_VERSION="2.0.1"
 		fi
diff --git a/src/lib/ee_lib_error.sh b/src/lib/ee_lib_error.sh
index eabfdf04..206a9023 100644
--- a/src/lib/ee_lib_error.sh
+++ b/src/lib/ee_lib_error.sh
@@ -2,6 +2,6 @@
 
 function ee_lib_error()
 {
-	echo "[ `date` ] $(tput setaf 1)$@$(tput sgr0)" | tee -ai $EE_ERROR_LOG
+	echo -e "[ `date` ] $(tput setaf 1)$@$(tput sgr0)" | tee -ai $EE_ERROR_LOG
 	exit $2
 }
diff --git a/src/modules/stack/install/mail/ee_mod_install_dovecot.sh b/src/modules/stack/install/mail/ee_mod_install_dovecot.sh
index ed49ba86..e7ce0ca8 100644
--- a/src/modules/stack/install/mail/ee_mod_install_dovecot.sh
+++ b/src/modules/stack/install/mail/ee_mod_install_dovecot.sh
@@ -6,7 +6,7 @@ function ee_mod_install_dovecot()
 	ee_lib_echo "Installing Dovecot, please wait..."
 	debconf-set-selections <<< "dovecot-core dovecot-core/create-ssl-cert boolean yes"
 	debconf-set-selections <<< "dovecot-core dovecot-core/ssl-cert-name string $(hostname -f)"
-	$EE_APT_GET install dovecot-core dovecot-imapd dovecot-pop3d dovecot-lmtpd dovecot-mysql \
+	$EE_APT_GET install dovecot-core dovecot-imapd dovecot-pop3d dovecot-lmtpd dovecot-mysql dovecot-sieve dovecot-managesieved \
 	|| ee_lib_error "Unable to install Dovecot, exit status = " $?
 
 }
diff --git a/src/modules/stack/install/mail/ee_mod_install_sieve.sh b/src/modules/stack/install/mail/ee_mod_install_sieve.sh
deleted file mode 100644
index 5deecdbf..00000000
--- a/src/modules/stack/install/mail/ee_mod_install_sieve.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-# Install Sieve package
-
-function ee_mod_install_sieve()
-{
-	# Install Sieve
-	ee_lib_echo "Installing Sieve, please wait..."
-	$EE_APT_GET install dovecot-sieve dovecot-managesieved \
-	|| ee_lib_error "Unable to install Sieve, exit status = " $?
-}
diff --git a/src/modules/stack/remove/mail/ee_mod_remove_dovecot.sh b/src/modules/stack/remove/mail/ee_mod_remove_dovecot.sh
index fb733dad..f3fcc9cf 100644
--- a/src/modules/stack/remove/mail/ee_mod_remove_dovecot.sh
+++ b/src/modules/stack/remove/mail/ee_mod_remove_dovecot.sh
@@ -3,7 +3,7 @@
 function ee_mod_remove_dovecot()
 {
 	ee_lib_echo "$EE_SECOND Dovecot package, please wait..."
-	$EE_APT_GET $EE_SECOND dovecot-core dovecot-imapd dovecot-pop3d dovecot-lmtpd dovecot-mysql \
+	$EE_APT_GET $EE_SECOND dovecot-core dovecot-imapd dovecot-pop3d dovecot-lmtpd dovecot-mysql dovecot-sieve dovecot-managesieved \
 	|| ee_lib_error "Unable to $EE_SECOND Dovecot, exit status = " $?
 
 	userdel -rf vmail || ee_lib_error "Unable to Remove user vmail, exit status = " $?
diff --git a/src/modules/stack/remove/mail/ee_mod_remove_sieve.sh b/src/modules/stack/remove/mail/ee_mod_remove_sieve.sh
deleted file mode 100644
index 0c553907..00000000
--- a/src/modules/stack/remove/mail/ee_mod_remove_sieve.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-# Remove Sieve package
-
-function ee_mod_remove_sieve()
-{
-	ee_lib_echo "$EE_SECOND Sieve package, please wait..."
-	$EE_APT_GET $EE_SECOND dovecot-sieve dovecot-managesieved \
-	|| ee_lib_error "Unable to $EE_SECOND Sieve, exit status = " $?
-
-
-}