diff --git a/src/main/java/io/kamax/mxisd/HttpMxisd.java b/src/main/java/io/kamax/mxisd/HttpMxisd.java
index 3c4c966..b6e34bc 100644
--- a/src/main/java/io/kamax/mxisd/HttpMxisd.java
+++ b/src/main/java/io/kamax/mxisd/HttpMxisd.java
@@ -52,6 +52,12 @@ public class HttpMxisd {
     // I/O
     private Undertow httpSrv;
 
+    static {
+        // Used in XNIO package, dependency of Undertow
+        // We switch to slf4j
+        System.setProperty("org.jboss.logging.provider", "slf4j");
+    }
+
     public HttpMxisd(MxisdConfig cfg) {
         m = new Mxisd(cfg);
     }
diff --git a/src/main/resources/simplelogger.properties b/src/main/resources/simplelogger.properties
new file mode 100644
index 0000000..b509437
--- /dev/null
+++ b/src/main/resources/simplelogger.properties
@@ -0,0 +1,2 @@
+org.slf4j.simpleLogger.logFile=System.out
+org.slf4j.simpleLogger.log.org.xnio=warn