diff --git a/src/SPC/builder/windows/library/curl.php b/src/SPC/builder/windows/library/curl.php
index 766a1f4b1..463c7475a 100644
--- a/src/SPC/builder/windows/library/curl.php
+++ b/src/SPC/builder/windows/library/curl.php
@@ -18,7 +18,7 @@ protected function build(): void
                 $this->builder->makeSimpleWrapper('nmake'),
                 '/f Makefile.vc WITH_DEVEL=' . BUILD_ROOT_PATH . ' ' .
                 'WITH_PREFIX=' . BUILD_ROOT_PATH . ' ' .
-                'mode=static RTLIBCFG=static WITH_SSL=static WITH_NGHTTP2=static WITH_SSH2=static ENABLE_IPV6=yes WITH_ZLIB=static MACHINE=x64 DEBUG=no'
+                'mode=static RTLIBCFG=static WITH_SSL=static WITH_NGHTTP2=static WITH_SSH2=static ENABLE_IPV6=yes WITH_ZLIB=static MACHINE=x64 DEBUG=no WINBUILD_ACKNOWLEDGE_DEPRECATED=yes'
             );
         FileSystem::copyDir($this->source_dir . '\include\curl', BUILD_INCLUDE_PATH . '\curl');
     }