diff --git a/scm-core/src/main/java/sonia/scm/repository/api/BlameCommandBuilder.java b/scm-core/src/main/java/sonia/scm/repository/api/BlameCommandBuilder.java
index 7863613963..aadff564a2 100644
--- a/scm-core/src/main/java/sonia/scm/repository/api/BlameCommandBuilder.java
+++ b/scm-core/src/main/java/sonia/scm/repository/api/BlameCommandBuilder.java
@@ -188,8 +188,6 @@ public final class BlameCommandBuilder
 
     if (!disablePreProcessors && (result != null))
     {
-      // clone result to fix pre processor behavior
-      result = result.clone();
       preProcessorUtil.prepareForReturn(repository, result);
     }
 
diff --git a/scm-core/src/main/java/sonia/scm/repository/api/BrowseCommandBuilder.java b/scm-core/src/main/java/sonia/scm/repository/api/BrowseCommandBuilder.java
index bb78e4a661..053ef06ac9 100644
--- a/scm-core/src/main/java/sonia/scm/repository/api/BrowseCommandBuilder.java
+++ b/scm-core/src/main/java/sonia/scm/repository/api/BrowseCommandBuilder.java
@@ -184,7 +184,6 @@ public final class BrowseCommandBuilder
 
     if (!disablePreProcessors && (result != null))
     {
-      result = result.clone();
       preProcessorUtil.prepareForReturn(repository, result);
 
       List<FileObject> fileObjects = result.getFiles();
diff --git a/scm-core/src/main/java/sonia/scm/repository/api/LogCommandBuilder.java b/scm-core/src/main/java/sonia/scm/repository/api/LogCommandBuilder.java
index 951f46763a..bfa337ea6f 100644
--- a/scm-core/src/main/java/sonia/scm/repository/api/LogCommandBuilder.java
+++ b/scm-core/src/main/java/sonia/scm/repository/api/LogCommandBuilder.java
@@ -214,7 +214,6 @@ public final class LogCommandBuilder
 
     if (!disablePreProcessors && (changeset != null))
     {
-      changeset = changeset.clone();
       preProcessorUtil.prepareForReturn(repository, changeset);
     }
 
@@ -272,7 +271,6 @@ public final class LogCommandBuilder
 
     if (!disablePreProcessors && (cpr != null))
     {
-      cpr = cpr.clone();
       preProcessorUtil.prepareForReturn(repository, cpr);
     }