diff --git a/PowerEditor/installer/APIs/cs.xml b/PowerEditor/installer/APIs/cs.xml
index b10f4e155..607c15565 100644
--- a/PowerEditor/installer/APIs/cs.xml
+++ b/PowerEditor/installer/APIs/cs.xml
@@ -843,6 +843,7 @@
 				<Param name="string keyword" />
 			</Overload>
 		</KeyWord>
+		<KeyWord name="nameof" />
 		<KeyWord name="namespace" />
 		<KeyWord name="new" />
 		<KeyWord name="null" />
@@ -1013,4 +1014,4 @@
 		<KeyWord name="volatile" />
 		<KeyWord name="while" />
 	</AutoComplete>
-</NotepadPlus>
\ No newline at end of file
+</NotepadPlus>