From db73c11aed935498f57b1445fdc8eec5e35f11a2 Mon Sep 17 00:00:00 2001
From: George Fu <kuhe@users.noreply.github.com>
Date: Mon, 5 Feb 2024 16:24:51 +0000
Subject: [PATCH] change Promise<unknown> to Promise<never>

---
 .../codegen/integration/HttpProtocolGeneratorUtils.java         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/integration/HttpProtocolGeneratorUtils.java b/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/integration/HttpProtocolGeneratorUtils.java
index 723759eb045..eeeea2fc6dc 100644
--- a/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/integration/HttpProtocolGeneratorUtils.java
+++ b/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/integration/HttpProtocolGeneratorUtils.java
@@ -332,7 +332,7 @@ static Set<StructureShape> generateUnifiedErrorDispatcher(
         writer.openBlock("const $L = async(\n"
             + "  output: $T,\n"
             + "  context: __SerdeContext,\n"
-            + "): Promise<unknown> => {", "}", errorMethodName, responseType, () -> {
+            + "): Promise<never> => {", "}", errorMethodName, responseType, () -> {
             // Prepare error response for parsing error code. If error code needs to be parsed from response body
             // then we collect body and parse it to JS object, otherwise leave the response body as is.
             if (shouldParseErrorBody) {