diff --git a/modules/dcache/src/main/java/org/dcache/http/HttpTransferService.java b/modules/dcache/src/main/java/org/dcache/http/HttpTransferService.java
index ce5f949e9a4..3a14039daf7 100644
--- a/modules/dcache/src/main/java/org/dcache/http/HttpTransferService.java
+++ b/modules/dcache/src/main/java/org/dcache/http/HttpTransferService.java
@@ -81,6 +81,15 @@ public HttpTransferService()
         super("http");
     }
 
+    CorsConfigBuilder corsConfigBuilder()
+    {
+        return CorsConfigBuilder.forAnyOrigin()
+                .allowNullOrigin()
+                .allowedRequestMethods(GET, PUT, HEAD)
+                .allowedRequestHeaders(CONTENT_TYPE, AUTHORIZATION, CONTENT_MD5,
+                        "Want-Digest", "suppress-www-authenticate");
+    }
+
     public int getChunkSize()
     {
         return chunkSize;
@@ -175,13 +184,7 @@ protected void addChannelHandlers(ChannelPipeline pipeline)
             pipeline.addLast("custom-headers", new CustomResponseHeadersHandler(customHeaders));
         }
 
-        CorsConfig corsConfig = CorsConfigBuilder.forAnyOrigin()
-                .allowNullOrigin()
-                .allowedRequestMethods(GET, PUT, HEAD)
-                .allowedRequestHeaders(CONTENT_TYPE, AUTHORIZATION, CONTENT_MD5,
-                        "Want-Digest", "suppress-www-authenticate")
-                .build();
-        pipeline.addLast("cors", new CorsHandler(corsConfig));
+        pipeline.addLast("cors", new CorsHandler(corsConfigBuilder().build()));
 
         pipeline.addLast("transfer", new HttpPoolRequestHandler(this, chunkSize));
     }
diff --git a/modules/dcache/src/main/java/org/dcache/http/HttpsTransferService.java b/modules/dcache/src/main/java/org/dcache/http/HttpsTransferService.java
index 16200b88e31..20b7b39a626 100644
--- a/modules/dcache/src/main/java/org/dcache/http/HttpsTransferService.java
+++ b/modules/dcache/src/main/java/org/dcache/http/HttpsTransferService.java
@@ -26,6 +26,7 @@
 import eu.emi.security.authn.x509.CrlCheckingMode;
 import eu.emi.security.authn.x509.OCSPCheckingMode;
 import io.netty.channel.ChannelPipeline;
+import io.netty.handler.codec.http.cors.CorsConfigBuilder;
 import io.netty.handler.ssl.SslHandler;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -72,6 +73,12 @@ static String getHost(URI url)
                 : host;
     }
 
+    @Override
+    CorsConfigBuilder corsConfigBuilder()
+    {
+        return super.corsConfigBuilder().allowCredentials();
+    }
+
     @Override
     protected URI getUri(HttpProtocolInfo protocolInfo, int port, UUID uuid)
             throws SocketException, CacheException, URISyntaxException {