diff --git a/scm-core/src/main/java/sonia/scm/net/HttpRequest.java b/scm-core/src/main/java/sonia/scm/net/HttpRequest.java
index 87bac859ed..f3ccf9719c 100644
--- a/scm-core/src/main/java/sonia/scm/net/HttpRequest.java
+++ b/scm-core/src/main/java/sonia/scm/net/HttpRequest.java
@@ -342,7 +342,7 @@ public class HttpRequest
 
     if (valueList == null)
     {
-      valueList = Lists.newArrayList(values);
+      valueList = Lists.newArrayList();
       map.put(name, valueList);
     }