diff --git a/src/vulkan.c b/src/vulkan.c
index 3624ba52..586a2593 100644
--- a/src/vulkan.c
+++ b/src/vulkan.c
@@ -269,8 +269,8 @@ GLFWAPI VkResult glfwCreateWindowSurface(VkInstance instance,
 {
     _GLFWwindow* window = (_GLFWwindow*) handle;
     assert(window != NULL);
-
     assert(surface != NULL);
+
     *surface = VK_NULL_HANDLE;
 
     _GLFW_REQUIRE_INIT_OR_RETURN(VK_ERROR_INITIALIZATION_FAILED);