diff --git a/pkgs/tools/backup/tsm-client/default.nix b/pkgs/tools/backup/tsm-client/default.nix
index 7c29d34d2046..c684b34ec4e5 100644
--- a/pkgs/tools/backup/tsm-client/default.nix
+++ b/pkgs/tools/backup/tsm-client/default.nix
@@ -106,10 +106,10 @@ let
 
   unwrapped = stdenv.mkDerivation rec {
     name = "tsm-client-${version}-unwrapped";
-    version = "8.1.13.2";
+    version = "8.1.13.3";
     src = fetchurl {
       url = mkSrcUrl version;
-      sha256 = "0cspxr96g93kb8vy6m86ks16sfw1zghkd2fmxk95mwphs762d5xm";
+      sha256 = "1dwczf236drdaf4jcfzz5154vdwvxf5zraxhrhiddl6n80hnvbcd";
     };
     inherit meta passthru;