diff --git a/adapters/klab.adapter.copernicus/src/main/java/org/integratedmodelling/adapter/copernicus/datacubes/CopernicusCDSDatacube.java b/adapters/klab.adapter.copernicus/src/main/java/org/integratedmodelling/adapter/copernicus/datacubes/CopernicusCDSDatacube.java
index b1fbc1e6a..5de52572e 100644
--- a/adapters/klab.adapter.copernicus/src/main/java/org/integratedmodelling/adapter/copernicus/datacubes/CopernicusCDSDatacube.java
+++ b/adapters/klab.adapter.copernicus/src/main/java/org/integratedmodelling/adapter/copernicus/datacubes/CopernicusCDSDatacube.java
@@ -235,7 +235,7 @@ protected boolean downloadChunk(int chunk, String variable, File destinationDire
 	}
 	
 	public String getEndpointUrl(String request) {
-		return "https://cds.climate.copernicus.eu/api/retrieve/v1/" + request;
+		return "https://cds.climate.copernicus.eu/api/retrieve/v1" + request;
 	}
 
 	@Override