diff --git a/pom.xml b/pom.xml
index fc3508a..66d8f5c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
 
     <groupId>org.delaunois</groupId>
     <artifactId>brotherql</artifactId>
-    <version>1.1.0-SNAPSHOT</version>
+    <version>1.1.1-SNAPSHOT</version>
     <packaging>jar</packaging>
     <licenses>
         <license>
diff --git a/src/main/java/org/delaunois/brotherql/backend/BrotherQLDeviceUsb.java b/src/main/java/org/delaunois/brotherql/backend/BrotherQLDeviceUsb.java
index b61ba2b..1f5da76 100644
--- a/src/main/java/org/delaunois/brotherql/backend/BrotherQLDeviceUsb.java
+++ b/src/main/java/org/delaunois/brotherql/backend/BrotherQLDeviceUsb.java
@@ -86,12 +86,14 @@ public BrotherQLDeviceUsb(URI uri) {
             throw new LibUsbException(Rx.msg("libusb.initerror"), result);
         LibUsb.setOption(context, LibUsb.OPTION_LOG_LEVEL, LibUsb.LOG_LEVEL_INFO);
 
-        if (!"usb".equals(uri.getScheme())) {
-            throw new IllegalArgumentException("Only usb supported");
-        }
-
-        if (!"Brother".equals(uri.getHost())) {
-            throw new IllegalArgumentException("Only Brother printers supported");
+        if (uri != null) {
+            if (!"usb".equals(uri.getScheme())) {
+                throw new IllegalArgumentException("Only usb supported");
+            }
+    
+            if (!"Brother".equals(uri.getHost())) {
+                throw new IllegalArgumentException("Only Brother printers supported");
+            }
         }
     }