diff --git a/services/stackit-marketplace/v1/stackit-marketplace.json b/services/stackit-marketplace/v1/stackit-marketplace.json
index bae2959..cbb355a 100644
--- a/services/stackit-marketplace/v1/stackit-marketplace.json
+++ b/services/stackit-marketplace/v1/stackit-marketplace.json
@@ -9,6 +9,14 @@
           "type": "string"
         }
       },
+      "filter": {
+        "description": "Filter the products based on attributes. E.g `deliveryMethod eq \"SAAS\"`. The supported attributes are `deliveryMethod`, `priceType`, `category`, `vendorId`, `vendorName`, and `name`. The supported operators are `eq`. Filters can be joined with `and` or `or`.",
+        "in": "query",
+        "name": "filter",
+        "schema": {
+          "type": "string"
+        }
+      },
       "limit": {
         "description": "The maximum number of items to return in the response. If maximum is exceeded, maximum is used.",
         "in": "query",
@@ -907,6 +915,9 @@
           },
           {
             "$ref": "#/components/parameters/locale"
+          },
+          {
+            "$ref": "#/components/parameters/filter"
           }
         ],
         "responses": {