diff --git a/scripts/install b/scripts/install
index a6ca678..752da1d 100755
--- a/scripts/install
+++ b/scripts/install
@@ -15,14 +15,6 @@ fi
 
 # Generate random password
 db_pwd=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{24\}\).*/\1/p')
-key1=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
-key2=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
-key3=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
-key4=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
-key5=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
-key6=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
-key7=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
-key8=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
 
 # Use 'wordpress' as database name and user
 db_user=wordpress
@@ -41,14 +33,11 @@ sudo cp ../conf/wp-config.php $final_path/wp-config.php
 sudo sed -i "s/yunouser/$db_user/g" $final_path/wp-config.php
 sudo sed -i "s/yunopass/$db_pwd/g" $final_path/wp-config.php
 sudo sed -i "s/yunobase/$db_user/g" $final_path/wp-config.php
-sudo sed -i "s/KEY1/$key1/g" $final_path/wp-config.php
-sudo sed -i "s/KEY2/$key2/g" $final_path/wp-config.php
-sudo sed -i "s/KEY3/$key3/g" $final_path/wp-config.php
-sudo sed -i "s/KEY4/$key4/g" $final_path/wp-config.php
-sudo sed -i "s/KEY5/$key5/g" $final_path/wp-config.php
-sudo sed -i "s/KEY6/$key6/g" $final_path/wp-config.php
-sudo sed -i "s/KEY7/$key7/g" $final_path/wp-config.php
-sudo sed -i "s/KEY8/$key8/g" $final_path/wp-config.php
+for i in 1 2 3 4 5 6 7 8
+do
+    j=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
+    sudo sed -i "s/KEY$i/$j/g" $final_path/wp-config.php
+done
 sudo sed -i "s/I18NTOCHANGE/$language/g" $final_path/wp-config.php
 sudo sed -i "s@URLWORDPRESS@$domain$path@g" ../conf/*.sql