diff --git a/pkgs/os-specific/linux/nullfs/default.nix b/pkgs/os-specific/linux/nullfs/default.nix
index 6b2b8d621063..ea67b3a31e09 100644
--- a/pkgs/os-specific/linux/nullfs/default.nix
+++ b/pkgs/os-specific/linux/nullfs/default.nix
@@ -7,13 +7,13 @@
 }:
 stdenv.mkDerivation rec {
   pname = "nullfs";
-  version = "0.19";
+  version = "0.20";
 
   src = fetchFromGitHub {
     owner = "abbbi";
     repo = "nullfsvfs";
     rev = "v${version}";
-    sha256 = "sha256-nEwLxcELLBd+BN7OHYLJZCpie0rG0a1wj0RCOKpZkRU=";
+    sha256 = "sha256-JFqZHS1SR4vf724UWYtNZLhSsl6+/5MBkI/PgrLzSLA=";
   };
 
   hardeningDisable = [ "pic" ];