diff --git a/CHANGELOG.md b/CHANGELOG.md
index c39a37e..f1dcbcc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,11 +4,36 @@ Proteus Changelog.
 ## Unreleased
 ### No issue
 
+**Incorrect File.sep() use - broken on Windows.**
+
+ * On Windows:
+ * ```
+ * GET           /v1/openapi/*                [*/*]                     [*/*]                     (OpenAPIService._)
+ * GET           /v1/openapi/redoc            [*/*]                     [text/html]               (OpenAPIService._)
+ * GET           /v1\openapi.yaml             [*/*]                     [text/yaml]               (OpenAPIService._)
+ * ```
+
+[bea9fd3de5d1d4d](https://github.com/noboomu/proteus/commit/bea9fd3de5d1d4d) nich0s *2020-05-01 13:35:04*
+
+**Better error logs.**
+
+
+[aad21cfa3e050d3](https://github.com/noboomu/proteus/commit/aad21cfa3e050d3) Joshua Bauer *2020-04-28 16:04:11*
+
+**Update README.md**
+
+
+[e3fac1fd8f268ef](https://github.com/noboomu/proteus/commit/e3fac1fd8f268ef) JL Bauer *2020-04-02 02:11:17*
+
 **Added multipart/form-data media type.**
 
 
 [544668fabf96683](https://github.com/noboomu/proteus/commit/544668fabf96683) Joshua Bauer *2020-03-30 23:14:29*
 
+
+## v0.4.5
+### No issue
+
 **Set version to 4.5 for release**
 
 
diff --git a/pom.xml b/pom.xml
index 2d0402d..a60a778 100644
--- a/pom.xml
+++ b/pom.xml
@@ -42,7 +42,7 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <undertow.version>2.0.20.Final</undertow.version>
+        <undertow.version>2.1.0.Final</undertow.version>
         <jackson.version>2.9.8</jackson.version>
         <guava.version>28.1-jre</guava.version>
         <guice.version>4.2.2</guice.version>
diff --git a/proteus-core/src/main/java/io/sinistral/proteus/modules/ApplicationModule.java b/proteus-core/src/main/java/io/sinistral/proteus/modules/ApplicationModule.java
index 841cb02..e3b00bc 100644
--- a/proteus-core/src/main/java/io/sinistral/proteus/modules/ApplicationModule.java
+++ b/proteus-core/src/main/java/io/sinistral/proteus/modules/ApplicationModule.java
@@ -47,15 +47,7 @@ public ApplicationModule(Config config)
      */
     public void bindMappers()
     {
-        JacksonXmlModule xmlModule = new JacksonXmlModule();
 
-        xmlModule.setDefaultUseWrapper(false);
-
-        XmlMapper xmlMapper = new XmlMapper(xmlModule);
-
-        xmlMapper.enable(ToXmlGenerator.Feature.WRITE_XML_DECLARATION);
-
-        this.bind(XmlMapper.class).toInstance(xmlMapper);
 
         try {
 
@@ -79,6 +71,28 @@ public void bindMappers()
 
         }
 
+        try {
+
+            String className = config.getString("application.xmlModule");
+
+            log.info("Installing XmlModule " + className);
+
+            Class<? extends AbstractModule> clazz = (Class<? extends AbstractModule>) Class.forName(className);
+
+            AbstractModule module = clazz.newInstance();
+
+            install(module);
+
+        } catch (Exception e) {
+
+            this.binder().addError(e);
+
+            log.error(e.getMessage(), e);
+
+            install(new XmlModule());
+
+        }
+
         this.requestStaticInjection(Extractors.class);
         this.requestStaticInjection(ServerResponse.class);
         this.requestStaticInjection(JsonViewWrapper.class);
diff --git a/proteus-core/src/main/java/io/sinistral/proteus/modules/XmlModule.java b/proteus-core/src/main/java/io/sinistral/proteus/modules/XmlModule.java
new file mode 100644
index 0000000..8381607
--- /dev/null
+++ b/proteus-core/src/main/java/io/sinistral/proteus/modules/XmlModule.java
@@ -0,0 +1,47 @@
+package io.sinistral.proteus.modules;
+
+import com.ctc.wstx.api.WstxInputProperties;
+import com.ctc.wstx.api.WstxOutputProperties;
+import com.ctc.wstx.stax.WstxInputFactory;
+import com.ctc.wstx.stax.WstxOutputFactory;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.dataformat.xml.XmlFactory;
+import com.fasterxml.jackson.dataformat.xml.XmlMapper;
+import com.fasterxml.jackson.dataformat.xml.ser.ToXmlGenerator;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+import com.fasterxml.jackson.module.paramnames.ParameterNamesModule;
+import com.google.inject.AbstractModule;
+
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLOutputFactory;
+
+public class XmlModule extends AbstractModule {
+
+    @Override
+    protected void configure() {
+
+        XMLInputFactory inputFactory = new WstxInputFactory();
+        inputFactory.setProperty(WstxInputProperties.P_MAX_ATTRIBUTE_SIZE, 32000);
+
+        bind(XMLInputFactory.class).toInstance(inputFactory);
+
+        XMLOutputFactory outputFactory = new WstxOutputFactory();
+        outputFactory.setProperty(WstxOutputProperties.P_OUTPUT_CDATA_AS_TEXT, true);
+
+        bind(XMLOutputFactory.class).toInstance(outputFactory);
+
+        XmlFactory xmlFactory = new XmlFactory(inputFactory, outputFactory);
+
+        XmlMapper xmlMapper = new XmlMapper(xmlFactory);
+        xmlMapper.registerModule(new JavaTimeModule())
+                 .registerModule(new ParameterNamesModule())
+                 .configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false)
+                 .disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
+
+        xmlMapper.enable(ToXmlGenerator.Feature.WRITE_XML_DECLARATION);
+
+        bind(XmlMapper.class).toInstance(xmlMapper);
+
+    }
+}
diff --git a/proteus-core/src/main/resources/reference.conf b/proteus-core/src/main/resources/reference.conf
index a35c6b2..a0c0f73 100644
--- a/proteus-core/src/main/resources/reference.conf
+++ b/proteus-core/src/main/resources/reference.conf
@@ -23,6 +23,7 @@ application {
   defaultResponseListener = "io.sinistral.proteus.server.handlers.ServerDefaultResponseListener"
 
   jacksonModule = "io.sinistral.proteus.modules.JacksonModule"
+  xmlModule = "io.sinistral.proteus.modules.XmlModule"
 
   tmpdir = ${java.io.tmpdir}/${application.name}