diff --git a/pkgs/development/libraries/protobuf/27.nix b/pkgs/development/libraries/protobuf/27.nix
index 258ae10bd83d..9945587daecc 100644
--- a/pkgs/development/libraries/protobuf/27.nix
+++ b/pkgs/development/libraries/protobuf/27.nix
@@ -1,6 +1,6 @@
 { callPackage, ... } @ args:
 
 callPackage ./generic.nix ({
-  version = "27.3";
-  hash = "sha256-JZtRNGjAns1VJ+0831AzgOaBQkHAnnLxeXs4SoXlXpE=";
+  version = "27.4";
+  hash = "sha256-PejX1RlEw8ASU7vWMdpQ8WaPJrxURK01GXBx+pvwV4I=";
 } // args)