diff --git a/xio-core/src/main/java/com/xjeffrose/xio/application/ApplicationConfig.java b/xio-core/src/main/java/com/xjeffrose/xio/application/ApplicationConfig.java
index b49f3bf1..0f13d160 100644
--- a/xio-core/src/main/java/com/xjeffrose/xio/application/ApplicationConfig.java
+++ b/xio-core/src/main/java/com/xjeffrose/xio/application/ApplicationConfig.java
@@ -1,5 +1,6 @@
 package com.xjeffrose.xio.application;
 
+import com.google.common.annotations.VisibleForTesting;
 import com.typesafe.config.Config;
 import com.typesafe.config.ConfigException;
 import com.typesafe.config.ConfigFactory;
@@ -38,7 +39,7 @@ public class ApplicationConfig {
   private final Map<String, List<Double>> clientRateLimitOverride =
       PlatformDependent.newConcurrentHashMap();
 
-  public ApplicationConfig(Config config, XioTracing tracing) {
+  private ApplicationConfig(Config config, XioTracing tracing) {
     this.config = config;
     name = config.getString("name");
     bossThreads = config.getInt("settings.bossThreads");
@@ -56,6 +57,7 @@ public ApplicationConfig(Config config, XioTracing tracing) {
     this.tracing = tracing;
   }
 
+  @VisibleForTesting
   public ApplicationConfig(Config config, Function<Config, XioTracing> tracingSupplier) {
     this(config, tracingSupplier.apply(config));
   }
diff --git a/xio-core/src/main/java/com/xjeffrose/xio/server/XioServerState.java b/xio-core/src/main/java/com/xjeffrose/xio/server/XioServerState.java
index 0595fac7..df844a4e 100644
--- a/xio-core/src/main/java/com/xjeffrose/xio/server/XioServerState.java
+++ b/xio-core/src/main/java/com/xjeffrose/xio/server/XioServerState.java
@@ -29,6 +29,10 @@ public XioServerState(XioServerConfig config) {
   }
 
   public ChannelHandler tracingHandler(ApplicationState appState) {
-    return appState.tracing().newServerHandler(config.isTlsEnabled());
+    if (appState.tracing() != null) {
+      return appState.tracing().newServerHandler(config.isTlsEnabled());
+    } else {
+      return null;
+    }
   }
 }