diff --git a/pkgs/development/python-modules/awkward-cpp/default.nix b/pkgs/development/python-modules/awkward-cpp/default.nix
index 099691b3a80b..0063cd3f851f 100644
--- a/pkgs/development/python-modules/awkward-cpp/default.nix
+++ b/pkgs/development/python-modules/awkward-cpp/default.nix
@@ -11,13 +11,13 @@
 
 buildPythonPackage rec {
   pname = "awkward-cpp";
-  version = "42";
+  version = "43";
   pyproject = true;
 
   src = fetchPypi {
     pname = "awkward_cpp";
     inherit version;
-    hash = "sha256-1sSJ7L6asuqjTUXM7OxVt0gHs2P+yiO4123IvCBzVew=";
+    hash = "sha256-we11WW7IKvZm2ghLW/gF2bcsg1MtA10rZeB5WQXSXq0=";
   };
 
   build-system = [
diff --git a/pkgs/development/python-modules/awkward/default.nix b/pkgs/development/python-modules/awkward/default.nix
index 3d7e6a72f982..867941a53aff 100644
--- a/pkgs/development/python-modules/awkward/default.nix
+++ b/pkgs/development/python-modules/awkward/default.nix
@@ -32,14 +32,14 @@
 
 buildPythonPackage rec {
   pname = "awkward";
-  version = "2.7.1";
+  version = "2.7.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "scikit-hep";
     repo = "awkward";
-    rev = "refs/tags/v${version}";
-    hash = "sha256-EcBSPW+us6RjxQu+rNc+++5vGsXyeJB27/Zuth3wacc=";
+    tag = "v${version}";
+    hash = "sha256-nOKMwAQ5t8tc64bEKz0j8JxxoVQQu39Iu8Zr9cqSx7A=";
   };
 
   build-system = [