diff --git a/src/usb_hidapi.c b/src/usb_hidapi.c
index 4ad372b1..4ddb80e3 100644
--- a/src/usb_hidapi.c
+++ b/src/usb_hidapi.c
@@ -93,8 +93,10 @@ static int usbhid_open(const char *port, union pinfo pinfo, union filedescriptor
        */
       struct hid_device_info *list, *walk;
       list = hid_enumerate(pinfo.usbinfo.vid, pinfo.usbinfo.pid);
-      if (list == NULL)
-	return -1;
+      if (list == NULL) {
+        pmsg_error("No USB HID devices found\n");
+        return -1;
+      }
 
       walk = list;
       while (walk)