diff --git a/rest/openeo_collections/collections.py b/rest/openeo_collections/collections.py
index eb6201ce..4fecbdbe 100644
--- a/rest/openeo_collections/collections.py
+++ b/rest/openeo_collections/collections.py
@@ -14,6 +14,21 @@
 }
 
 
+def build_basic_collection(collection_info):
+    basic_collection = {
+        "stac_version": collection_info["stac_version"],
+        "id": collection_info["id"],
+        "description": collection_info["description"],
+        "license": collection_info["license"],
+        "extent": collection_info["extent"],
+        "links": collection_info["links"],
+    }
+    if collection_info.get("experimental") is not None:
+        basic_collection["experimental"] = collection_info.get("experimental")
+
+    return basic_collection
+
+
 class CollectionsProvider:
     def __init__(self, id, url=None, directory=None):
         self.id = id
@@ -99,14 +114,7 @@ def set_collections(self, collections):
     def get_collections_basic_info(self):
         self.check_if_loaded()
         collections_basic_info = map(
-            lambda collection_info: {
-                "stac_version": collection_info["stac_version"],
-                "id": collection_info["id"],
-                "description": collection_info["description"],
-                "license": collection_info["license"],
-                "extent": collection_info["extent"],
-                "links": collection_info["links"],
-            },
+            build_basic_collection,
             self.collections_cache.values(),
         )