diff --git a/Cargo.toml b/Cargo.toml
index cd22c31..6c88a49 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,5 +8,5 @@ edition = "2018"
 crate-type = ["cdylib"]
 
 [dependencies]
-gdnative = { git = "https://github.com/ndarilek/godot-rust/" }
+gdnative = { git = "https://github.com/GodotNativeTools/godot-rust/" }
 tts = "0.2"
diff --git a/appveyor.yml b/appveyor.yml
index 0ac3a8d..e5c56cb 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -17,17 +17,14 @@ build: false
 
 test_script:
   - cargo build --release
-  # - cmd: mkdir -p staging\godot-tts\target\release
-  - cmd: copy target\release\*.dll staging\godot-tts\target\release
-  # - cmd: cd staging
-  # - cmd: 7z a ../windows.zip *
-  - sh: cp godot-tts.gdns staging/godot-tts
-  - sh: cp godot-tts.gdnlib.release staging/godot-tts/godot-tts.gdnlib
-  - sh: cp target/release/*.so target/godot-tts/target/release
-  - sh: cd target
+  - cmd: mkdir -p godot-tts\target\release
+  - cmd: copy target\release\*.dll godot-tts\target\release
+  - cmd: 7z a godot-tts-windows.zip godot-tts
+  - sh: cp godot-tts.gdns godot-tts
+  - sh: cp godot-tts.gdnlib.release godot-tts/godot-tts.gdnlib
+  - sh: cp target/release/*.so godot-tts/target/release
   - sh: zip -r9 godot-tts.zip godot-tts/
   - sh: appveyor PushArtifact godot-tts.zip
 
 cache:
   - target
-  - staging
diff --git a/src/lib.rs b/src/lib.rs
index bea407f..3c2570f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,11 +1,43 @@
 use gdnative::*;
+use gdnative::init::*;
 
 use tts::{TTS as Tts};
 
-#[derive(gdnative::NativeClass)]
-#[inherit(gdnative::Node)]
 struct TTS(Tts);
 
+impl NativeClass for TTS {
+    type Base = Node;
+    type UserData = user_data::MutexData<TTS>;
+
+    fn class_name() -> &'static str {
+        "TTS"
+    }
+
+    fn init(owner: Self::Base) -> Self {
+        Self::_init(owner)
+    }
+
+    fn register_properties(builder: &ClassBuilder<Self>) {
+        builder.add_property(Property {
+            name: "rate",
+            default: 128,
+            hint: PropertyHint::Range {
+                range: 0.0..255.0,
+                step: 1.,
+                slider: true,
+            },
+            getter: |this: &TTS| {
+                let rate = this.0.get_rate().unwrap();
+                rate
+            },
+            setter: |this: &mut TTS, v: u8| {
+                this.0.set_rate(v).unwrap();
+            },
+            usage: PropertyUsage::DEFAULT,
+        });
+    }
+}
+
 #[methods]
 impl TTS {
     fn _init(_owner: gdnative::Node) -> Self {