diff --git a/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/HttpProtocolTestGenerator.java b/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/HttpProtocolTestGenerator.java
index 9263b51d7ab..def9d9907b5 100644
--- a/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/HttpProtocolTestGenerator.java
+++ b/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/HttpProtocolTestGenerator.java
@@ -575,7 +575,7 @@ private String registerBodyComparatorStub(String mediaType) {
             case "application/xml":
                 writer.addDependency(TypeScriptDependency.XML_PARSER);
                 writer.addDependency(TypeScriptDependency.HTML_ENTITIES);
-                writer.addImport("parse", "xmlParse", "fast-xml-parser");
+                writer.addImport("XMLParser", null, "fast-xml-parser");
                 writer.addImport("decodeHTML", "decodeHTML", "entities");
                 additionalStubs.add("protocol-test-xml-stub.ts");
                 return "compareEquivalentXmlBodies(bodyString, r.body.toString())";
diff --git a/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/TypeScriptDependency.java b/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/TypeScriptDependency.java
index 7afb9ad2ee9..9112153ff99 100644
--- a/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/TypeScriptDependency.java
+++ b/smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/TypeScriptDependency.java
@@ -15,7 +15,6 @@
 
 package software.amazon.smithy.typescript.codegen;
 
-
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
@@ -98,7 +97,7 @@ public enum TypeScriptDependency implements SymbolDependencyContainer {
     AWS_SDK_QUERYSTRING_BUILDER("dependencies", "@aws-sdk/querystring-builder", false),
 
     // Conditionally added when XML parser needs to be used.
-    XML_PARSER("dependencies", "fast-xml-parser", "3.19.0", false),
+    XML_PARSER("dependencies", "fast-xml-parser", "4.0.11", false),
     HTML_ENTITIES("dependencies", "entities", "2.2.0", false),
 
     // Server dependency for SSDKs
diff --git a/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/protocol-test-xml-stub.ts b/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/protocol-test-xml-stub.ts
index f38c0ed58d2..626fab5adcb 100644
--- a/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/protocol-test-xml-stub.ts
+++ b/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/protocol-test-xml-stub.ts
@@ -8,15 +8,19 @@ const compareEquivalentXmlBodies = (
 ): Object => {
   const parseConfig = {
     attributeNamePrefix: "",
+    htmlEntities: true,
     ignoreAttributes: false,
-    parseNodeValue: false,
+    ignoreDeclaration: true,
+    parseTagValue: false,
     trimValues: false,
-    tagValueProcessor: (val: any, tagName: any) =>
-      val.trim() === "" ? "" : decodeHTML(val),
+    tagValueProcessor: (_, val) => (val.trim() === "" && val.includes("\n") ? "" : undefined),
   };
 
   const parseXmlBody = (body: string) => {
-    const parsedObj = xmlParse(body, parseConfig);
+    const parser = new XMLParser(parseConfig);
+    parser.addEntity("#xD", "\r");
+    parser.addEntity("#10", "\n");
+    const parsedObj = parser.parse(body);
     const textNodeName = "#text";
     const key = Object.keys(parsedObj)[0];
     const parsedObjToReturn = parsedObj[key];