diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 8b6d0831..31b4bb74 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -344,6 +344,8 @@ Delphi:
   color: "#b0ce4e"
   primary_extension: .pas
   extensions:
+  - .dpr
+  - .dfm
   - .lpr
   - .pas