diff --git a/binding.gyp b/binding.gyp
index a4ddd61..e522e6d 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -46,7 +46,8 @@
       ['OS == "win"', {
         "include_dirs": [
           "third_party/boringssl/include",
-          "third_party/zlib"
+          "third_party/zlib",
+          "third_party/c-ares"
         ],
         "defines": [
           '_WIN32_WINNT=0x0600',
@@ -84,7 +85,8 @@
         ],
         'include_dirs': [
           '<(node_root_dir)/deps/openssl/openssl/include',
-          '<(node_root_dir)/deps/zlib'
+          '<(node_root_dir)/deps/zlib',
+          '<(node_root_dir)/deps/cares/include'
         ],
         'conditions': [
           ['config=="gcov"', {