diff --git a/zanata-war/src/main/java/org/zanata/file/BlobPersistService.java b/zanata-war/src/main/java/org/zanata/file/BlobPersistService.java
index 6bef79859f..8d99a3851d 100644
--- a/zanata-war/src/main/java/org/zanata/file/BlobPersistService.java
+++ b/zanata-war/src/main/java/org/zanata/file/BlobPersistService.java
@@ -26,10 +26,6 @@
 import java.io.FileNotFoundException;
 import java.io.InputStream;
 import java.sql.Blob;
-import java.sql.ResultSet;
-import java.sql.SQLException;
-import java.sql.Statement;
-import java.util.List;
 
 import javax.ws.rs.core.Response.Status;
 
@@ -37,9 +33,7 @@
 
 import org.hibernate.LobHelper;
 import org.hibernate.SQLQuery;
-import org.hibernate.ScrollableResults;
 import org.hibernate.Session;
-import org.hibernate.engine.jdbc.LobCreator;
 import org.jboss.seam.ScopeType;
 import org.jboss.seam.annotations.AutoCreate;
 import org.jboss.seam.annotations.In;