diff --git a/wake/lsp/features/rename.py b/wake/lsp/features/rename.py
index 754368b7..fc634b69 100644
--- a/wake/lsp/features/rename.py
+++ b/wake/lsp/features/rename.py
@@ -141,6 +141,8 @@ async def rename(
         f"Requested rename for file {params.text_document.uri} at {params.position}"
     )
 
+    assert False
+
     match = IDENTIFIER_RE.match(params.new_name)
     if not match:
         raise LspError(ErrorCodes.InvalidRequest, "Invalid identifier name")
@@ -214,6 +216,8 @@ async def prepare_rename(
         f"Requested prepare rename for file {params.text_document.uri} at {params.position}"
     )
 
+    assert False
+
     await context.compiler.compilation_ready.wait()
 
     path = uri_to_path(params.text_document.uri).resolve()