diff --git a/data/eo/eo-mode.el b/data/eo/eo-mode.el
index 5f53aeccc5..f455711ed7 100644
--- a/data/eo/eo-mode.el
+++ b/data/eo/eo-mode.el
@@ -148,6 +148,7 @@
                     "\\s-*:[^@]+*\\(\\(\\s-+@"
                     (regexp-opt
                      '(
+                       "nonull"
                        "nullable"
                        "optional"
                        ) t)
@@ -337,6 +338,7 @@
                        "double"
                        "bool"
                        "void"
+                       "void_ptr"
                        ) t)
                     "\\>"
                     )