diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 612326df..47cb2215 100755
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -3468,6 +3468,9 @@ REXX:
   - ".rexx"
   - ".pprx"
   - ".rex"
+  interpreters:
+  - regina
+  - rexx
   tm_scope: source.rexx
   ace_mode: text
   language_id: 311