diff --git a/pkgs/development/python-modules/libusb1/default.nix b/pkgs/development/python-modules/libusb1/default.nix
index cc0ba39e64ef..0d8142645e1b 100644
--- a/pkgs/development/python-modules/libusb1/default.nix
+++ b/pkgs/development/python-modules/libusb1/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "libusb1";
-  version = "1.9.2";
+  version = "1.9.3";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "17hqck808m59jv6m2g4hasnay44pycy3y0im01fq9jpr3ymcdbi7";
+    sha256 = "60e6ce37be064f6e51d02b25da44230ecc9c0b1fdb6f14568c71457d963c1749";
   };
 
   postPatch = ''
@@ -20,9 +20,7 @@ buildPythonPackage rec {
   checkInputs = [ pytest ];
 
   checkPhase = ''
-    # USBPollerThread is unreliable. Let's not test it.
-    # See: https://github.com/vpelletier/python-libusb1/issues/16
-    py.test -k 'not testUSBPollerThreadExit' usb1/testUSB1.py
+    py.test usb1/testUSB1.py
   '';
 
   meta = with lib; {