diff --git a/openvidu-server/src/main/java/io/openvidu/server/config/OpenviduConfig.java b/openvidu-server/src/main/java/io/openvidu/server/config/OpenviduConfig.java
index 1fb124f6..95804b31 100644
--- a/openvidu-server/src/main/java/io/openvidu/server/config/OpenviduConfig.java
+++ b/openvidu-server/src/main/java/io/openvidu/server/config/OpenviduConfig.java
@@ -395,7 +395,7 @@ public class OpenviduConfig {
 			log.warn("Array kms.uris is empty");
 			list = new ArrayList<>();
 		} else {
-			for (String uri : kmsUrisList) {
+			for (String uri : list) {
 				this.checkWebsocketUri(uri);
 			}
 		}