diff --git a/debian/resources/backup/fusionpbx-backup b/debian/resources/backup/fusionpbx-backup
index d02564b..b3aa12b 100755
--- a/debian/resources/backup/fusionpbx-backup
+++ b/debian/resources/backup/fusionpbx-backup
@@ -25,3 +25,6 @@ pg_dump --verbose -Fc --host=$db_host --port=$db_port -U fusionpbx fusionpbx --s
 #tar -zvcf /var/backups/fusionpbx/backup_$now.tgz /var/backups/fusionpbx/postgresql/fusionpbx_pgsql_$now.sql /var/www/fusionpbx /usr/local/freeswitch/scripts /usr/local/freeswitch/storage /usr/local/freeswitch/recordings /etc/fusionpbx /usr/local/freeswitch/conf /usr/local/freeswitch/sounds/music/
 
 echo "Backup Completed"
+
+# pgpassword security and conflict avoidance
+unset PGPASSWORD
diff --git a/debian/resources/backup/fusionpbx-maintenance b/debian/resources/backup/fusionpbx-maintenance
index 42fd635..a03098a 100755
--- a/debian/resources/backup/fusionpbx-maintenance
+++ b/debian/resources/backup/fusionpbx-maintenance
@@ -175,3 +175,6 @@ fi
 
 #completed message
 echo "Maintenance Completed";
+
+# pgpassword security and conflict avoidance
+unset PGPASSWORD
diff --git a/debian/resources/finish.sh b/debian/resources/finish.sh
index 2e6045e..d53a41d 100755
--- a/debian/resources/finish.sh
+++ b/debian/resources/finish.sh
@@ -157,3 +157,6 @@ echo "      https://fusionpbx.com/support.php"
 echo "      https://www.fusionpbx.com"
 echo "      http://docs.fusionpbx.com"
 echo ""
+
+# pgpassword security and conflict avoidance
+unset PGPASSWORD
diff --git a/debian/resources/postgresql/dsn.sh b/debian/resources/postgresql/dsn.sh
index 7728d1d..baa7275 100755
--- a/debian/resources/postgresql/dsn.sh
+++ b/debian/resources/postgresql/dsn.sh
@@ -68,3 +68,6 @@ done
 
 #restart freeswitch
 service freeswitch restart
+
+# pgpassword security and conflict avoidance
+unset PGPASSWORD
diff --git a/debian/resources/postgresql/empty.sh b/debian/resources/postgresql/empty.sh
index e65914c..44b5634 100755
--- a/debian/resources/postgresql/empty.sh
+++ b/debian/resources/postgresql/empty.sh
@@ -25,3 +25,6 @@ pg_dump --verbose -Fc --host=$db_host --port=$db_port -U fusionpbx fusionpbx --s
 #empty the fusionpbx database
 sudo -u postgres psql -d fusionpbx -c "drop schema public cascade;";
 sudo -u postgres psql -d fusionpbx -c "create schema public;";
+
+# pgpassword security and conflict avoidance
+unset PGPASSWORD