diff --git a/pkgs/development/libraries/grpc/default.nix b/pkgs/development/libraries/grpc/default.nix
index f55e2c2f6e45..d7576594adcf 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 = "1.45.2"; # N.B: if you change this, please update:
+  version = "1.46.1"; # 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-l2r1NdbfwViXfLcwbfUgLueqfAVnLzI+gdEarlkIqkI=";
+    sha256 = "sha256-jci45jCcm2EN+tw7KCU9tOVB0jIADitQWoUlvyutRqw=";
     fetchSubmodules = true;
   };
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 3509d1cffc17..b50021c4ac47 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -17565,7 +17565,7 @@ with pkgs;
 
   grpc = callPackage ../development/libraries/grpc {
     # grpc builds with c++14 so abseil must also be built that way
-    abseil-cpp = abseil-cpp.override {
+    abseil-cpp = abseil-cpp_202111.override {
       cxxStandard = "14";
     };
   };