diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 7e06b938..d77f5622 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -874,6 +874,7 @@ INI:
   
 Inno Setup:
   primary_extension: .iss
+  lexer: Text only
 
 Idris:
   type: programming