diff --git a/Tools/HolocronToolset/requirements.txt b/Tools/HolocronToolset/requirements.txt
index f4474782a..9f3b8db82 100644
--- a/Tools/HolocronToolset/requirements.txt
+++ b/Tools/HolocronToolset/requirements.txt
@@ -1,4 +1,4 @@
-#tsidna~=3.3  # TODO: can't be found on pip/pypi?
+idna~=3.3
 PyQt5~=5.15
 PyQt5-Qt5~=5.15
 PyQt5-sip~=12.10