gistfile1.diff

diff --git a/graylog2-server/src/main/java/org/graylog2/streams/OutputImpl.java b/graylog2-server/src/main/java/org/graylog2/streams/OutputImpl.java
index 2b098c4..de9fc9a 100644
--- a/graylog2-server/src/main/java/org/graylog2/streams/OutputImpl.java
+++ b/graylog2-server/src/main/java/org/graylog2/streams/OutputImpl.java
@@ -20,10 +20,8 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonValue;
 import org.bson.types.ObjectId;
 import org.graylog2.database.CollectionName;
-import org.graylog2.database.validators.ClassNameStringValidator;
 import org.graylog2.database.validators.FilledStringValidator;
 import org.graylog2.plugin.database.validators.Validator;
-import org.graylog2.plugin.outputs.MessageOutput;
 import org.graylog2.plugin.streams.Output;
 
 import java.util.Date;
@@ -81,7 +79,7 @@ public class OutputImpl implements Output {
     public Map<String, Validator> getValidations() {
         return new HashMap<String, Validator>() {{
             put("title", new FilledStringValidator());
-            put("type", new ClassNameStringValidator(MessageOutput.class));
+            put("type", new FilledStringValidator());
             put("creator_user_id", new FilledStringValidator());
         }};
     }