diff --git a/Dockerfile b/Dockerfile
index 8d4327b..b03cca5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,6 +8,9 @@ RUN apt-get update && apt-get install --yes \
 
 RUN adduser --uid 1000 --gecos '' --disabled-password linky
 
+ENV OGCAPI_URL=http://localhost
+ENV OGCAPI_COLLECTION=metadata:main
+ENV ROOTPATH=/
 ENV POSTGRES_HOST=host.docker.internal
 ENV POSTGRES_PORT=5432
 ENV POSTGRES_DB=postgres
diff --git a/src/linkchecker.py b/src/linkchecker.py
index a914a88..a491be6 100644
--- a/src/linkchecker.py
+++ b/src/linkchecker.py
@@ -14,10 +14,11 @@
 
 # base catalog
 
-base = "https://soilwise-he.containers.wur.nl/cat/"
+base = os.environ.get("OGCAPI_URL") or "https://demo.pycsw.org/gisdata"
+collection = os.environ.get("OGCAPI_COLLECTION") or "metadata:main"
 
 # Remove comment'
-catalogue_json_url = base + "collections/metadata:main/items?f=json"
+catalogue_json_url = base + "collections/" + collection + "/items?f=json"
 
 def setup_database():
     # Connect to the database
@@ -132,7 +133,7 @@ def main():
     total_pages, numbers_returned = get_pagination_info(catalogue_json_url)
 
     # Base URL
-    base_url = base + 'collections/metadata:main/items?offset='
+    base_url = base + 'collections/' + collection + '/items?offset='
 
     # Generate URLs for each page
     urls = [base_url + str(i * numbers_returned) + "&f=html" for i in range(total_pages)]
@@ -146,7 +147,7 @@ def main():
     
     # Define the formats to be removed
     formats_to_remove = [
-        'collections/metadata:main/items?offset',
+        'collections/' + collection + '/items?offset',
         '?f=json'
     ]