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 b054c76a..602f8cf7 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
@@ -2,6 +2,7 @@ package one.nem.lacerta.processor.impl;
 
 import android.graphics.Bitmap;
 
+import java.io.File;
 import java.nio.file.Path;
 
 import javax.inject.Inject;