diff --git a/dlls/winevulkan/make_vulkan b/dlls/winevulkan/make_vulkan
index 2cddb161d69..23897b71856 100755
--- a/dlls/winevulkan/make_vulkan
+++ b/dlls/winevulkan/make_vulkan
@@ -3137,6 +3137,7 @@ def download_vk_xml(filename):
 def main():
     parser = argparse.ArgumentParser()
     parser.add_argument("-v", "--verbose", action="count", default=0, help="increase output verbosity")
+    parser.add_argument("-x", "--xml", default=None, type=str, help="path to specification XML file")
 
     args = parser.parse_args()
     if args.verbose == 0:
@@ -3148,8 +3149,12 @@ def main():
 
     set_working_directory()
 
-    vk_xml = "vk-{0}.xml".format(VK_XML_VERSION)
-    download_vk_xml(vk_xml)
+    if args.xml:
+        vk_xml = args.xml
+    else:
+        vk_xml = "vk-{0}.xml".format(VK_XML_VERSION)
+        download_vk_xml(vk_xml)
+
     registry = VkRegistry(vk_xml)
     generator = VkGenerator(registry)