diff --git a/src/main/java/cz/cvut/kbss/termit/service/importer/excel/ExcelImporter.java b/src/main/java/cz/cvut/kbss/termit/service/importer/excel/ExcelImporter.java
index f55e2ef7..f588798d 100644
--- a/src/main/java/cz/cvut/kbss/termit/service/importer/excel/ExcelImporter.java
+++ b/src/main/java/cz/cvut/kbss/termit/service/importer/excel/ExcelImporter.java
@@ -102,6 +102,7 @@ public Vocabulary importVocabulary(@Nonnull ImportConfiguration config, @Nonnull
         }
         final Vocabulary targetVocabulary = vocabularyDao.find(config.vocabularyIri()).orElseThrow(
                 () -> NotFoundException.create(Vocabulary.class, config.vocabularyIri()));
+        LOG.debug("Importing terms from Excel into vocabulary {}.", targetVocabulary);
         try {
             List<Term> terms = Collections.emptyList();
             Set<TermRelationship> rawDataToInsert = new HashSet<>();