diff --git a/pkgs/by-name/xe/xen/package.nix b/pkgs/by-name/xe/xen/package.nix
index dbf92bb8e9ee..aa8326c62293 100644
--- a/pkgs/by-name/xe/xen/package.nix
+++ b/pkgs/by-name/xe/xen/package.nix
@@ -209,6 +209,11 @@ stdenv.mkDerivation (finalAttrs: {
       url = "https://xenbits.xenproject.org/xsa/xsa512-2.patch";
       hash = "sha256-4LgqC1F22kFjiVWgiSb1hZazbBF2Fziiif0Scv+ynho=";
     })
+
+    (fetchpatch {
+      url = "https://xenbits.xenproject.org/xsa/xsa515.patch";
+      hash = "sha256-p4/eNfnR/KL1QZ+6Ml4eWyMibXr1DEcBzhQ6XrKVVhM=";
+    })
   ]
   ++ optionals (versionOlder finalAttrs.version "4.21") [
     # Patch `libxl` to search for `qemu-system-i386` properly.