diff --git a/pkgs/applications/virtualization/conmon/default.nix b/pkgs/applications/virtualization/conmon/default.nix
index 064500fde7fd..d2f1f2debe54 100644
--- a/pkgs/applications/virtualization/conmon/default.nix
+++ b/pkgs/applications/virtualization/conmon/default.nix
@@ -9,13 +9,13 @@
 
 stdenv.mkDerivation rec {
   pname = "conmon";
-  version = "2.0.20";
+  version = "2.0.21";
 
   src = fetchFromGitHub {
     owner = "containers";
     repo = pname;
     rev = "v${version}";
-    sha256 = "1f09wx5k98fa55r73y5v0sgf2lha675xhk40piyf0b7zqknl6lya";
+    sha256 = "13g436s00bcwzs31qsx5rpgkbbyxd4zvx8mbkq10gkrsv4r04q23";
   };
 
   nativeBuildInputs = [ pkg-config ];