diff --git a/pkgs/development/libraries/protobuf/3.19.nix b/pkgs/development/libraries/protobuf/3.19.nix
index 7e2be4bec04c..e47bb62e736a 100644
--- a/pkgs/development/libraries/protobuf/3.19.nix
+++ b/pkgs/development/libraries/protobuf/3.19.nix
@@ -1,6 +1,6 @@
 { callPackage, ... }:
 
 callPackage ./generic-v3.nix {
-  version = "3.19.3";
-  sha256 = "sha256-nA6L064MuyP5Si4MCLk2yg8PDM7RWggFEGQyibputYQ=";
+  version = "3.19.4";
+  sha256 = "sha256-mxQ8XonVgctfaNAyd3vqQHMLHVnkjBa9EObk47vxH24=";
 }