diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 4871c0f4..08742f7f 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -1536,6 +1536,8 @@ PHP:
   - .phpt
   filenames:
   - Phakefile
+  interpreters:
+  - php
 
 Pan:
   type: programming