martinellimarco

--- src/Pro/Filtering/FilteringCPT.php    2023-12-16 13:44:38.817294704 +0000
+++ src/Pro/Filtering/FilteringCPT.php    2023-12-16 13:44:19.792826943 +0000
@@ -211,8 +211,8 @@
                             self::$variationWhere = $this->queryWhere;
                         }
 
-                        $joinString = " INNER JOIN {$this->wpdb->postmeta} AS $table_alias ON ({$this->wpdb->posts}.ID = $table_alias.post_id) ";
-                        $whereString = "$table_alias.meta_key = '$meta_key' AND $table_alias.meta_value " . $this->parse_condition($rule, false, $table_alias);
+                        $joinString = " INNER JOIN {$this->wpdb->postmeta} AS $table_alias ON ({$this->wpdb->posts}.ID = $table_alias.post_id AND $table_alias.meta_key = '$meta_key') ";
+                        $whereString = "$table_alias.meta_value " . $this->parse_condition($rule, false, $table_alias);