diff --git a/pkgs/tools/package-management/pacman/default.nix b/pkgs/tools/package-management/pacman/default.nix
index d343064cc539..8423caa49d59 100644
--- a/pkgs/tools/package-management/pacman/default.nix
+++ b/pkgs/tools/package-management/pacman/default.nix
@@ -3,11 +3,11 @@ zlib, bzip2, lzma }:
 
 stdenv.mkDerivation rec {
   name = "pacman-${version}";
-  version = "5.1.0";
+  version = "5.1.1";
 
   src = fetchurl {
     url = "https://git.archlinux.org/pacman.git/snapshot/pacman-${version}.tar.gz";
-    sha256 = "1b545zvh661vkypnqr1cdicypym9d2kfvnxbf4a61qkyza6kzx35";
+    sha256 = "17g497q6ylq73rql9k2ji2l2b2bj3dd4am30z8i6khnhc0x8s2il";
   };
 
   # trying to build docs fails with a2x errors, unable to fix through asciidoc