diff --git a/pkgs/development/compilers/nextpnr/default.nix b/pkgs/development/compilers/nextpnr/default.nix
index 07d301187a8e..ed64d9e6a66d 100644
--- a/pkgs/development/compilers/nextpnr/default.nix
+++ b/pkgs/development/compilers/nextpnr/default.nix
@@ -14,14 +14,14 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "nextpnr";
-  version = "2021.09.27";
+  version = "2021.11.24"; # tagged as 0.1, but we'll keep tracking HEAD
 
   srcs = [
     (fetchFromGitHub {
       owner  = "YosysHQ";
       repo   = "nextpnr";
-      rev    = "9d8d3bdbc48133ff7758c9c5293e5904bc6e5ba7";
-      sha256 = "sha256-5Axo8qX2+ATqQ170QqfhRwYfCRQLCKBW1kc89x9XljE=";
+      rev    = "fd2d4a8f999947ece42f791e19ddc4c2d8b823f2";
+      sha256 = "sha256-bGh3svJeVRJO0rTnSYoTndeQrTENx6j9t+GCGX4RX4k=";
       name   = "nextpnr";
     })
     (fetchFromGitHub {
diff --git a/pkgs/development/python-modules/apycula/default.nix b/pkgs/development/python-modules/apycula/default.nix
index 0f86c103c27d..53851ded566d 100644
--- a/pkgs/development/python-modules/apycula/default.nix
+++ b/pkgs/development/python-modules/apycula/default.nix
@@ -12,14 +12,14 @@
 
 buildPythonPackage rec {
   pname = "apycula";
-  version = "0.0.1a11";
+  version = "0.0.1a12";
 
   disabled = pythonOlder "3.8";
 
   src = fetchPypi {
     inherit version;
     pname = "Apycula";
-    sha256 = "0fwk1pgphpgj0lazjy40ii08xq2qi6bvrfc30rwfj52yff1s9akn";
+    hash = "sha256-TFb1C1GaMAK+ckEeXDxSyO2Cgx5dmq62daoSnAiAFmI=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];