diff --git a/build.gradle b/build.gradle
index d37b947..7f8db0a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -34,6 +34,7 @@ repositories {
 dependencies {
 	compile 'org.picocontainer:picocontainer:2.15'
 	compile 'com.github.boukefalos:jlibusb:0.5.7'
+	compile 'org.slf4j:slf4j-log4j12:1.+'
 }
 
 uploadArchives {
diff --git a/src/main/java/org/jraf/jlibibuddy/IBuddy.java b/src/main/java/org/jraf/jlibibuddy/IBuddy.java
index 18c77ce..6458f01 100644
--- a/src/main/java/org/jraf/jlibibuddy/IBuddy.java
+++ b/src/main/java/org/jraf/jlibibuddy/IBuddy.java
@@ -497,7 +497,7 @@ public class IBuddy {
     private synchronized void open() throws IBuddyException {
         device = USB.getDevice(DEVICE_VENDOR, DEVICE_PRODUCT);
         try {
-            device.open(1, 0, 0);
+            device.open(1, 1, 0);
         } catch (USBException e) {
             throw new IBuddyException("Could not open i-Buddy", e);
         }