diff --git a/pkgs/by-name/vs/vsftpd/package.nix b/pkgs/by-name/vs/vsftpd/package.nix
index aed7cb231734..ef58bf50b021 100644
--- a/pkgs/by-name/vs/vsftpd/package.nix
+++ b/pkgs/by-name/vs/vsftpd/package.nix
@@ -2,6 +2,7 @@
   lib,
   stdenv,
   fetchurl,
+  fetchpatch,
   libcap,
   libseccomp,
   openssl,
@@ -27,7 +28,16 @@ stdenv.mkDerivation rec {
     libxcrypt
   ];
 
-  patches = [ ./CVE-2015-1419.patch ];
+  patches = [
+    ./CVE-2015-1419.patch
+
+    # Fix build with gcc15
+    (fetchpatch {
+      name = "vsftpd-correct-the-definition-of-setup_bio_callbacks-in-ssl.patch";
+      url = "https://src.fedoraproject.org/rpms/vsftpd/raw/c31087744900967ff4d572706a296bf6c8c4a68e/f/0076-Correct-the-definition-of-setup_bio_callbacks-in-ssl.patch";
+      hash = "sha256-eYiY2eKQ+qS3CiRZYGuRHcnAe32zLDdb/GwF6NyHch4=";
+    })
+  ];
 
   postPatch = ''
     sed -i "/VSF_BUILD_SSL/s/^#undef/#define/" builddefs.h