diff --git a/cSpell.json b/cSpell.json
index 315f91f9c..386556d93 100644
--- a/cSpell.json
+++ b/cSpell.json
@@ -10,9 +10,11 @@
 		"codedoc",
 		"customizability",
 		"Docsy",
+		"Doku",
 		"Gantt",
 		"Gitea",
 		"Gitgraph",
+		"Grav",
 		"Inkdrop",
 		"Jaoude",
 		"jison",
@@ -24,6 +26,7 @@
 		"Mindmaps",
 		"mitigations",
 		"mkdocs",
+		"phpbb",
 		"Plantuml",
 		"Playfair's",
 		"Podlite",