diff --git a/lisp/progmodes/ruby-ts-mode.el b/lisp/progmodes/ruby-ts-mode.el
index 1a085b669ee..262d989cd44 100644
--- a/lisp/progmodes/ruby-ts-mode.el
+++ b/lisp/progmodes/ruby-ts-mode.el
@@ -1138,6 +1138,9 @@ leading double colon is not added."
                       "heredoc_body"
                       "regex"
                       "argument_list"
+                      "interpolation"
+                      "instance_variable"
+                      "global_variable"
                       )
                   eol))