diff --git a/pkgs/by-name/bi/bind/package.nix b/pkgs/by-name/bi/bind/package.nix
index 594e0702e648..a542c3161bd3 100644
--- a/pkgs/by-name/bi/bind/package.nix
+++ b/pkgs/by-name/bi/bind/package.nix
@@ -27,11 +27,11 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "bind";
-  version = "9.20.13";
+  version = "9.20.15";
 
   src = fetchurl {
     url = "https://downloads.isc.org/isc/bind9/${finalAttrs.version}/bind-${finalAttrs.version}.tar.xz";
-    hash = "sha256-FR+TdurTF+ZGpdDJ8BwGA4bYkRGNdDen+Cm7lyfHs0w=";
+    hash = "sha256-1is4+uSLqD/KYYERLQxxAY2LDyzihdx53GoDZ3Isyrs=";
   };
 
   outputs = [