diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 452913121d44..dc986b09f8b1 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -91,11 +91,11 @@ with self; {
 
   ack = buildPerlPackage rec {
     pname = "ack";
-    version = "3.7.0";
+    version = "3.8.0";
 
     src = fetchurl {
       url = "mirror://cpan/authors/id/P/PE/PETDANCE/ack-v${version}.tar.gz";
-      hash = "sha256-6nyqFPdX3ggzEO0suimGYd3Mpd7gbsjxgEPqYlp53yA=";
+      hash = "sha256-ZAsaGzbKFaTR0XkvKkTmmurlg5HPDSH6iilmWoiV9xg=";
     };
 
     outputs = [ "out" "man" ];