diff --git a/cardano_node_tests/tests/test_kes.py b/cardano_node_tests/tests/test_kes.py
index a665a5bd5..42a11f638 100644
--- a/cardano_node_tests/tests/test_kes.py
+++ b/cardano_node_tests/tests/test_kes.py
@@ -31,7 +31,7 @@
 
 pytestmark = common.SKIPIF_WRONG_ERA
 
-# Slot number where KES certificate expires when using `cluster_kes`
+# Slot number where KES expires when using `cluster_kes`
 KES_EXPIRE_SLOT = 2100