diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 6be4c3fd..fe6101c7 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -2412,3 +2412,4 @@ Zimpl:
   lexer: Text only
   extensions:
   - .zmpl
+  - .zpl