diff --git a/pkgs/development/ocaml-modules/syslog-message/default.nix b/pkgs/development/ocaml-modules/syslog-message/default.nix
index 73cbba8be391..e33194809526 100644
--- a/pkgs/development/ocaml-modules/syslog-message/default.nix
+++ b/pkgs/development/ocaml-modules/syslog-message/default.nix
@@ -4,20 +4,18 @@
 
 buildDunePackage rec {
   pname = "syslog-message";
-  version = "1.1.0";
+  version = "1.2.0";
 
   minimalOCamlVersion = "4.08";
   duneVersion = "3";
 
   src = fetchurl {
     url = "https://github.com/verbosemode/${pname}/releases/download/${version}/${pname}-${version}.tbz";
-    hash = "sha256:0vy4dkl2q2fa6rzyfsvjyc9r1b9ymfqd6j35z2kp5vdc4r87053g";
+    hash = "sha256-+eyiv6JvC0EKs3G1s5qoFtK0bU4Yg41AHg5Nc6xD9w0=";
   };
 
   propagatedBuildInputs = [
-    astring
     ptime
-    rresult
   ];
 
   doCheck = true;