diff --git a/dnet-feature-extraction/src/main/resources/eu/dnetlib/featureextraction/support/dewey_vocabulary.txt b/dnet-feature-extraction/src/main/resources/eu/dnetlib/featureextraction/support/dewey_vocabulary.txt
index e69de29..b6269d2 100644
--- a/dnet-feature-extraction/src/main/resources/eu/dnetlib/featureextraction/support/dewey_vocabulary.txt
+++ b/dnet-feature-extraction/src/main/resources/eu/dnetlib/featureextraction/support/dewey_vocabulary.txt
@@ -0,0 +1,900 @@
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\ No newline at end of file