diff --git a/pkgs/by-name/li/liburcu/package.nix b/pkgs/by-name/li/liburcu/package.nix
index 3e79567280db..3ba541fd11ca 100644
--- a/pkgs/by-name/li/liburcu/package.nix
+++ b/pkgs/by-name/li/liburcu/package.nix
@@ -6,12 +6,12 @@
 }:
 
 stdenv.mkDerivation rec {
-  version = "0.15.2";
+  version = "0.15.3";
   pname = "liburcu";
 
   src = fetchurl {
     url = "https://lttng.org/files/urcu/userspace-rcu-${version}.tar.bz2";
-    hash = "sha256-WfNvK4vaG3Ygp+ztJjTybFSURIGKgxMCWjuwnAdmph0=";
+    hash = "sha256-Jmh+yE4+EUdZRUyISgir6ved7AmwQYld30xF7BUKy20=";
   };
 
   outputs = [
@@ -22,6 +22,8 @@ stdenv.mkDerivation rec {
 
   nativeCheckInputs = [ perl ];
 
+  enableParallelBuilding = true;
+
   preCheck = "patchShebangs tests/unit";
   doCheck = true;