diff --git a/src/third_party/vma/BUILD.gn b/src/third_party/vma/BUILD.gn
index b73e3eb..4fad35d 100644
--- a/src/third_party/vma/BUILD.gn
+++ b/src/third_party/vma/BUILD.gn
@@ -1,10 +1,13 @@
 source_set("vma") {
   configs -= [ "//build:warnings" ]
 
+  defines = [ "VMA_STATIC_VULKAN_FUNCTIONS=1" ]
+  cflags = [ "-Wno-nullability-completeness" ]
+
   sources = [
     "vk_mem_alloc.cpp",
     "vk_mem_alloc.h",
   ]
 
-  deps = [ "//src/third_party/vulkan" ]
+  deps = []
 }
diff --git a/src/third_party/vulkan/BUILD.gn b/src/third_party/vulkan/BUILD.gn
index 7c0ae0e..b9e21da 100644
--- a/src/third_party/vulkan/BUILD.gn
+++ b/src/third_party/vulkan/BUILD.gn
@@ -1,15 +1,12 @@
 config("vulkan_public") {
   include_dirs = [ "include" ]
-  defines = [ "VMA_STATIC_VULKAN_FUNCTIONS=1" ]
-  cflags = []
 
   if (target_os == "linux") {
-    defines += [ "VK_USE_PLATFORM_XLIB_KHR" ]
+    defines = [ "VK_USE_PLATFORM_XLIB_KHR" ]
   } else if (target_os == "win") {
-    defines += [ "VK_USE_PLATFORM_WIN32_KHR" ]
+    defines = [ "VK_USE_PLATFORM_WIN32_KHR" ]
   } else if (target_os == "android") {
-    defines += [ "VK_USE_PLATFORM_ANDROID_KHR" ]
-    cflags += [ "-Wno-nullability-completeness" ]
+    defines = [ "VK_USE_PLATFORM_ANDROID_KHR" ]
   }
 }