diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 06930c5539a3..b68e1bef9313 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -4073,11 +4073,11 @@ in modules // {
   cryptography_vectors = buildPythonPackage rec {
       # also bump cryptography
     name = "cryptography_vectors-${version}";
-    version = "1.4";
+    version = "1.5";
 
     src = pkgs.fetchurl {
       url = "mirror://pypi/c/cryptography-vectors/${name}.tar.gz";
-      sha256 = "1sk6yhphk2k2vzshi0djxi0jsxd9a02259bs8gynfgf5y1g82a07";
+      sha256 = "ad19a2b98a475785c3b2ec8a8c9c974e0c48d00db0c23e79d776a2c489ad812d";
     };
   };