diff --git a/pkgs/development/libraries/grpc/default.nix b/pkgs/development/libraries/grpc/default.nix
index 28c47640ca6a..37c2a1a44133 100644
--- a/pkgs/development/libraries/grpc/default.nix
+++ b/pkgs/development/libraries/grpc/default.nix
@@ -20,7 +20,7 @@
 
 stdenv.mkDerivation rec {
   pname = "grpc";
-  version = "1.43.0"; # N.B: if you change this, please update:
+  version = "1.44.0"; # N.B: if you change this, please update:
     # pythonPackages.grpcio-tools
     # pythonPackages.grpcio-status
 
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
     owner = "grpc";
     repo = "grpc";
     rev = "v${version}";
-    sha256 = "sha256-NPyCQsrmD/gBs4UHPGbBACmGRTNQDj6WfnfLNdWulK4=";
+    sha256 = "sha256-pG8RtAJJCLnxm+3hW1YsikyeNr9pjIRANeYhDJfTPbo=";
     fetchSubmodules = true;
   };
 
diff --git a/pkgs/development/python-modules/grpcio-status/default.nix b/pkgs/development/python-modules/grpcio-status/default.nix
index b20426c0288f..fc069dccbaf7 100644
--- a/pkgs/development/python-modules/grpcio-status/default.nix
+++ b/pkgs/development/python-modules/grpcio-status/default.nix
@@ -9,14 +9,14 @@
 
 buildPythonPackage rec {
   pname = "grpcio-status";
-  version = "1.43.0";
+  version = "1.44.0";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-IXWQBvNqf/v/GH1BkfQRjActiqn6aCOhGq14QqPGzNA=";
+    sha256 = "sha256-rGE6t6RTgMv6PlKQItCzcxfYWPFyum5lwYiqc1VTk5g=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/grpcio-tools/default.nix b/pkgs/development/python-modules/grpcio-tools/default.nix
index 78d952f4cb97..c428be643075 100644
--- a/pkgs/development/python-modules/grpcio-tools/default.nix
+++ b/pkgs/development/python-modules/grpcio-tools/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "grpcio-tools";
-  version = "1.43.0";
+  version = "1.44.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "f42f1d713096808b1b0472dd2a3749b712d13f0092dab9442d9c096446e860b2";
+    sha256 = "sha256-vjf0WOpRDJqPHKq7wrJY0S5V0YmlZ/Xtys6Q8n3A778=";
   };
 
   outputs = [ "out" "dev" ];