diff --git a/processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java b/processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java
index 899d7e16..684a71af 100644
--- a/processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java
+++ b/processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java
@@ -103,9 +103,9 @@ public class DocumentProcessorImpl implements DocumentProcessor{
         Page page = new Page();
         page.setFileName(filename);
         page.setBitmap(bitmap);
-        this.documentDetail.getPages().add(index + 1, page);
+        this.documentDetail.getPages().add(index, page);
 
-        lacertaVcs.insertPage(index + 1, filename);
+        lacertaVcs.insertPage(index, filename);
     }
 
     @Override