diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 7fefa07c..8f1e9c5b 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -1225,9 +1225,7 @@ Perl6:
   - .nqp
   - .p6l
   - .p6m
-  - .pl
   - .pl6
-  - .pm
   - .pm6
 
 Pike: