diff --git a/Cargo.toml b/Cargo.toml
index 5f4939d..0d90477 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -142,7 +142,7 @@ version = "1.0.52"
 
 [target.'cfg(windows)'.dev-dependencies.winapi]
 version = "0.3"
-features = ["combaseapi"]
+features = ["combaseapi", "impl-default"]
 
 [workspace]
 members = [
diff --git a/examples/windows_guid.rs b/examples/windows_guid.rs
index 241b34e..5d939e1 100644
--- a/examples/windows_guid.rs
+++ b/examples/windows_guid.rs
@@ -24,7 +24,7 @@ fn guid_to_uuid() {
         guid_in.Data1,
         guid_in.Data2,
         guid_in.Data3,
-        guid_in.Data4,
+        &guid_in.Data4,
     );
 
     let guid_out = {
@@ -52,16 +52,14 @@ fn guid_to_uuid() {
 #[test]
 #[cfg(windows)]
 fn uuid_from_cocreateguid() {
-    use uuid::Uuid;
-    use winapi::shared::guiddef;
-
-    let mut guid = guiddef::GUID {
-        Data1: Default::default(),
-        Data2: Default::default(),
-        Data3: Default::default(),
-        Data4: Default::default(),
+    use uuid::{Uuid, Variant, Version};
+    use winapi::{
+        shared::guiddef,
+        um::combaseapi::CoCreateGuid,
     };
 
+    let mut guid = guiddef::GUID::default();
+
     unsafe {
         CoCreateGuid(&mut guid as *mut _);
     }