diff --git a/src/writer/wgsl/generator_impl.h b/src/writer/wgsl/generator_impl.h
index f21b602a15..9b25e820e4 100644
--- a/src/writer/wgsl/generator_impl.h
+++ b/src/writer/wgsl/generator_impl.h
@@ -53,7 +53,7 @@ namespace wgsl {
 class GeneratorImpl : public TextGenerator {
  public:
   /// Constructor
-  /// @param module the module to generate
+  /// @param mod the module to generate
   explicit GeneratorImpl(ast::Module* mod);
   ~GeneratorImpl();