diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index ae9969bc30a..f8fef96f16c 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -8585,10 +8585,10 @@ let self = _self // overrides; _self = with self; {
   };
 
   MathBigInt = buildPerlPackage rec {
-    name = "Math-BigInt-1.999806";
+    name = "Math-BigInt-1.999811";
     src = fetchurl {
       url = "mirror://cpan/authors/id/P/PJ/PJACKLAM/${name}.tar.gz";
-      sha256 = "9b62b2fcfeed5ef42d375778e4ec3b469cab0002b5dc247906dc99f5786fa1fc";
+      sha256 = "d4bfa5ad0127b6360ad29971da6fa08bcfb56a471d55db3c7419d05f8a947b8d";
     };
     meta = {
       description = "Arbitrary size integer/float math package";