diff --git a/source/arguments_edit/align.rst b/source/arguments_edit/align.rst
index 4dfcc16be..1505a5381 100644
--- a/source/arguments_edit/align.rst
+++ b/source/arguments_edit/align.rst
@@ -1,3 +1,3 @@
-Uses CODEM <https://github.com/NCALM-UH/CODEM>, credits to Craig Glennie and the group at CRREL.
+Uses CODEM <https://github.com/NCALM-UH/CODEM> _, credits to Craig Glennie and the group at CRREL.
 
 The details of the method are available at https://github.com/NCALM-UH/CODEM/blob/main/docs/details.md.