diff --git a/src/ast/scalar_constructor_expression.cc b/src/ast/scalar_constructor_expression.cc
index 2c05b4d..7a68042 100644
--- a/src/ast/scalar_constructor_expression.cc
+++ b/src/ast/scalar_constructor_expression.cc
@@ -14,6 +14,9 @@
 
 #include "src/ast/scalar_constructor_expression.h"
 
+#include "src/ast/clone_context.h"
+#include "src/ast/module.h"
+
 namespace tint {
 namespace ast {
 
@@ -31,6 +34,12 @@
 
 ScalarConstructorExpression::~ScalarConstructorExpression() = default;
 
+ScalarConstructorExpression* ScalarConstructorExpression::Clone(
+    CloneContext* ctx) const {
+  return ctx->mod->create<ScalarConstructorExpression>(ctx->Clone(source()),
+                                                       ctx->Clone(literal_));
+}
+
 bool ScalarConstructorExpression::IsValid() const {
   return literal_ != nullptr;
 }