diff --git a/pkgs/os-specific/linux/acpid/default.nix b/pkgs/os-specific/linux/acpid/default.nix
index c209cf6e3162..7a234b16c913 100644
--- a/pkgs/os-specific/linux/acpid/default.nix
+++ b/pkgs/os-specific/linux/acpid/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "acpid-2.0.28";
+  name = "acpid-2.0.29";
 
   src = fetchurl {
     url = "mirror://sourceforge/acpid2/${name}.tar.xz";
-    sha256 = "043igasvp1l6nv5rzh4sksmymay2qn20anl4zm4zvwnkn1a3l34q";
+    sha256 = "1zq38al07z92r2md18zivrzgjqnn7m2wahdpgri6wijwjwkknl2q";
   };
 
   meta = with stdenv.lib; {