diff --git a/runtime/spell/pt/main.aap b/runtime/spell/pt/main.aap
index e54f9d5..d7be764 100644
--- a/runtime/spell/pt/main.aap
+++ b/runtime/spell/pt/main.aap
@@ -59,7 +59,7 @@
         :delete {f} description.xml
         :delete {f} dictionaries.xcu
         :delete {f} LICENSES.txt
-        # Remove grammer items and the duplicates this causes
+        # Remove grammar items and the duplicates this causes
         :sys $VIM pt_PT.dic -u NONE -e -c "%s/\t.*//" -c "2,$$ sort u" -c update -c q
         :sys $VIM pt_PT.aff -u NONE -e -c "%s/\S\+=\S\+$$//" -c update -c q
         @if not os.path.exists('pt_PT.orig.aff'):