diff --git a/lib/reference-db.sh b/lib/reference-db.sh
index 6249b3c..38a252f 100755
--- a/lib/reference-db.sh
+++ b/lib/reference-db.sh
@@ -158,7 +158,14 @@ build_databases_section() {
         return
     fi
 
-    local all_dbs=$(mysql -Ns -e "SHOW DATABASES" 2>/dev/null | grep -v "^information_schema$\|^mysql$\|^performance_schema$\|^sys$" || true)
+    # Build MySQL command with credentials if needed
+    local mysql_cmd="mysql"
+    if [ "$SYS_CONTROL_PANEL" = "plesk" ] && [ -f /etc/psa/.psa.shadow ]; then
+        local plesk_mysql_pass=$(cat /etc/psa/.psa.shadow)
+        mysql_cmd="mysql -uadmin -p${plesk_mysql_pass}"
+    fi
+
+    local all_dbs=$($mysql_cmd -Ns -e "SHOW DATABASES" 2>/dev/null | grep -v "^information_schema$\|^mysql$\|^performance_schema$\|^sys$" || true)
     local total_dbs=$(echo "$all_dbs" | wc -l)
     local current=0
 
@@ -169,12 +176,12 @@ build_databases_section() {
         local owner=$(get_database_owner "$db")
         local domain=$(get_database_domain "$db")
 
-        local size_mb=$(mysql -Ns -e "SELECT ROUND(SUM(data_length + index_length) / 1024 / 1024, 2)
+        local size_mb=$($mysql_cmd -Ns -e "SELECT ROUND(SUM(data_length + index_length) / 1024 / 1024, 2)
                                        FROM information_schema.TABLES
                                        WHERE table_schema='$db'" 2>/dev/null)
         [ -z "$size_mb" ] && size_mb=0
 
-        local table_count=$(mysql -Ns "$db" -e "SHOW TABLES" 2>/dev/null | wc -l)
+        local table_count=$($mysql_cmd -Ns "$db" -e "SHOW TABLES" 2>/dev/null | wc -l)
 
         echo "DB|$db|$owner|$domain|$size_mb|$table_count" >> "$SYSREF_DB"
     done