diff --git a/pkgs/development/python-modules/cffi/default.nix b/pkgs/development/python-modules/cffi/default.nix
index 57806426d95a..07af19a43846 100644
--- a/pkgs/development/python-modules/cffi/default.nix
+++ b/pkgs/development/python-modules/cffi/default.nix
@@ -4,11 +4,11 @@
 
 if isPyPy then null else buildPythonPackage rec {
   pname = "cffi";
-  version = "1.14.6";
+  version = "1.15.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "c9a875ce9d7fe32887784274dd533c57909b7b1dcadcc128a2ac21331a9765dd";
+    sha256 = "920f0d66a896c2d99f0adbb391f990a84091179542c205fa53ce5787aff87954";
   };
 
   outputs = [ "out" "dev" ];