diff --git a/pkgs/development/python-modules/pylibftdi/default.nix b/pkgs/development/python-modules/pylibftdi/default.nix
index 9e8f96665d0..e8aebbe4a14 100644
--- a/pkgs/development/python-modules/pylibftdi/default.nix
+++ b/pkgs/development/python-modules/pylibftdi/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
 
   postPatch = ''
     substituteInPlace pylibftdi/driver.py \
-      --replace "self._load_library('libusb')" "cdll.LoadLibrary('${libusb1.out}/lib/libusb1.so')" \
+      --replace "self._load_library('libusb')" "cdll.LoadLibrary('${libusb1.out}/lib/libusb-1.0.so')" \
       --replace "self._load_library('libftdi')" "cdll.LoadLibrary('${libftdi1.out}/lib/libftdi1.so')"
   '';