diff --git a/pkgs/tools/backup/partclone/default.nix b/pkgs/tools/backup/partclone/default.nix
index d8e845b57959..ccf74e46aeb5 100644
--- a/pkgs/tools/backup/partclone/default.nix
+++ b/pkgs/tools/backup/partclone/default.nix
@@ -4,13 +4,13 @@
 
 stdenv.mkDerivation rec {
   pname = "partclone";
-  version = "0.3.20";
+  version = "0.3.21";
 
   src = fetchFromGitHub {
     owner = "Thomas-Tsai";
     repo = "partclone";
     rev = version;
-    sha256 = "sha256-LuAK3atyu9olsrSw25Y7aKBiOpEV709nu+pZhVAjGfY=";
+    sha256 = "sha256-QAvZzu63TSj/kRYd60q2lpxU92xTV8T8jXdtZvrxX+I=";
   };
 
   nativeBuildInputs = [ autoreconfHook pkg-config ];