diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index c12becd6..3522b140 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -1192,6 +1192,10 @@ Verilog:
   lexer: verilog
   color: "#848bf3"
   primary_extension: .v
+  extensions:
+  - .vh
+  - .sv
+  - .svh
 
 VimL:
   type: programming