diff --git a/src/main/java/com/smartharvester/controller/SmartHarvesterMappingController.java b/src/main/java/com/smartharvester/controller/SmartHarvesterMappingController.java
index 3942b3aceb9abf2c1ddfe65cc872e81c76f9ad9c..1ab2b55c82417c357f786520de09dc7caca8235e 100644
--- a/src/main/java/com/smartharvester/controller/SmartHarvesterMappingController.java
+++ b/src/main/java/com/smartharvester/controller/SmartHarvesterMappingController.java
@@ -42,17 +42,15 @@ public class SmartHarvesterMappingController {
 	}
 	
 	@PostMapping
-	public ResponseEntity<String> map(@RequestBody Path[] paths, @RequestBody List<String> urlRepos, @RequestParam String catalogId, @RequestParam String fdpUrl) {
-		
-		urlRepos.stream().forEach(url -> {
+	public void map(@RequestBody Path[] paths, @RequestBody List<String> urlRepos, @RequestParam String catalogId, @RequestParam String fdpUrl) {
+		for (String url: urlRepos) {
 			try {
 				String dataset = this.mappingService.createRDF(url, paths, catalogId, fdpUrl);
-				return ResponseEntity.ok().body(url);
+				 ResponseEntity.ok().body(url);
 			} catch (JSONException e) {
-				return ResponseEntity.badRequest().body("ERROR " +  e.getMessage());
+				 ResponseEntity.badRequest().body("ERROR " +  e.getMessage());
 			}
-			
-		}); 
+		}
 		
 	}