diff --git a/gnu/packages/libusb.scm b/gnu/packages/libusb.scm
index 2c66eca372..215cecee1f 100644
--- a/gnu/packages/libusb.scm
+++ b/gnu/packages/libusb.scm
@@ -237,4 +237,4 @@ (define-public hidapi
     ;; HIDAPI can be used under one of three licenses.
     (license (list gpl3
                    bsd-3
-                   non-copyleft "file://LICENSE-orig.txt"))))
+                   (non-copyleft "file://LICENSE-orig.txt")))))