diff --git a/silkaj/cli.py b/silkaj/cli.py
index 98941c0bdfc372bd49c4d8bc48511e245a64c7e7..015076079647eac251ce3d46637c9a805c3305ef 100644
--- a/silkaj/cli.py
+++ b/silkaj/cli.py
@@ -24,7 +24,6 @@ from silkaj.blockchain.blocks import list_blocks
 from silkaj.blockchain.difficulty import difficulties
 from silkaj.blockchain.information import argos_info, currency_info
 from silkaj.blockchain.verify import verify_blocks_signatures
-from silkaj.cert import send_certification
 from silkaj.checksum import checksum_command
 from silkaj.constants import (
     G1_DEFAULT_ENDPOINT,
@@ -36,6 +35,7 @@ from silkaj.membership import send_membership
 from silkaj.money.balance import cmd_amount
 from silkaj.money.history import transaction_history
 from silkaj.money.transfer import send_transaction
+from silkaj.wot.certification import send_certification
 from silkaj.wot.lookup import id_pubkey_correspondence
 from silkaj.wot.wot import received_sent_certifications
 
diff --git a/silkaj/cert.py b/silkaj/wot/certification.py
similarity index 100%
rename from silkaj/cert.py
rename to silkaj/wot/certification.py
diff --git a/tests/test_unit_cert.py b/tests/wot/test_certification.py
similarity index 95%
rename from tests/test_unit_cert.py
rename to tests/wot/test_certification.py
index 994df17ea8dc2660a8f216af67c344776a37d417..aa777556ce73f54b867a079184aaffc34f8bdfcc 100644
--- a/tests/test_unit_cert.py
+++ b/tests/wot/test_certification.py
@@ -15,7 +15,7 @@
 
 # from unittest.mock import patch
 #
-# from silkaj.cert import certification_confirmation
+# from silkaj.wot.certification import certification_confirmation
 #
 # @patch('builtins.input')
 # def test_certification_confirmation(mock_input):