diff --git a/pkgs/servers/osmocom/osmo-msc/default.nix b/pkgs/servers/osmocom/osmo-msc/default.nix
index b469207d0169..1a46a010fbf9 100644
--- a/pkgs/servers/osmocom/osmo-msc/default.nix
+++ b/pkgs/servers/osmocom/osmo-msc/default.nix
@@ -19,13 +19,13 @@ in
 
 stdenv.mkDerivation rec {
   pname = "osmo-msc";
-  version = "1.11.0";
+  version = "1.11.1";
 
   src = fetchFromGitHub {
     owner = "osmocom";
     repo = "osmo-msc";
     rev = version;
-    hash = "sha256-e36k/uEajtQ3cnqn+xvPQPGWuA8ILIlkjOkd96IOvow=";
+    hash = "sha256-JsfZUkXCpyLucaj0NL+MRCr2sWSCbuZRsipi4O7kFRQ=";
   };
 
   postPatch = ''