diff --git a/pkgs/development/libraries/cppzmq/default.nix b/pkgs/development/libraries/cppzmq/default.nix
index e2a16cce7fcb..2555cf3b04da 100644
--- a/pkgs/development/libraries/cppzmq/default.nix
+++ b/pkgs/development/libraries/cppzmq/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "cppzmq";
-  version = "4.8.1";
+  version = "4.9.0";
 
   src = fetchFromGitHub {
     owner = "zeromq";
     repo = "cppzmq";
     rev = "v${version}";
-    sha256 = "sha256-Q09+6dPwdeW3jkGgPNAcHI3FHcYPQ+w61PmV+TkQ+H8=";
+    sha256 = "sha256-hKMHJF/FXPeQjkEXLTN6zjKMaVGa3LdIebXya3NRSzU=";
   };
 
   nativeBuildInputs = [ cmake ];