diff --git a/packages/quicktype-core/src/language/Swift/SwiftRenderer.ts b/packages/quicktype-core/src/language/Swift/SwiftRenderer.ts
index a47b189df1..71d3b103b6 100644
--- a/packages/quicktype-core/src/language/Swift/SwiftRenderer.ts
+++ b/packages/quicktype-core/src/language/Swift/SwiftRenderer.ts
@@ -1183,14 +1183,9 @@ encoder.dateEncodingStrategy = .formatted(formatter)`);
 	}`);
 
             if (this._options.objcSupport === false) {
-                this.ensureBlankLine();
-                this.emitMultiline(`    public var hashValue: Int {
-		return 0
-	}`);
-
                 this.ensureBlankLine();
                 this.emitMultiline(`    public func hash(into hasher: inout Hasher) {
-		// No-op
+		hasher.combine(0)
 	}`);
             }
 
diff --git a/test/unit/swift-json-null-hashable.test.ts b/test/unit/swift-json-null-hashable.test.ts
index 78c9cf9288..d8013b9df3 100644
--- a/test/unit/swift-json-null-hashable.test.ts
+++ b/test/unit/swift-json-null-hashable.test.ts
@@ -13,7 +13,7 @@ const schema = JSON.stringify({
     required: ["value"],
 });
 
-test("emits hash(into:) for JSONNull by default", async () => {
+test("emits modern Hashable implementation for JSONNull by default", async () => {
     const schemaInput = new JSONSchemaInput(undefined);
     await schemaInput.addSource({ name: "TopLevel", schema });
 
@@ -24,4 +24,6 @@ test("emits hash(into:) for JSONNull by default", async () => {
     const output = result.lines.join("\n");
 
     expect(output).toContain("public func hash(into hasher: inout Hasher)");
+    expect(output).toContain("hasher.combine(0)");
+    expect(output).not.toContain("public var hashValue: Int");
 });