diff --git a/Cargo.toml b/Cargo.toml
index dbac8a9..c16ddf1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 
 name = "cpal"
-version = "0.0.13"
+version = "0.0.14"
 authors = ["Pierre Krieger <pierre.krieger1708@gmail.com>"]
 description = "Cross-platform audio playing library in pure Rust."
 repository = "https://github.com/tomaka/cpal"
diff --git a/src/wasapi/mod.rs b/src/wasapi/mod.rs
index 538cf67..3810eef 100644
--- a/src/wasapi/mod.rs
+++ b/src/wasapi/mod.rs
@@ -140,7 +140,7 @@ impl Drop for Voice {
 impl<'a, T> Buffer<'a, T> {
     pub fn get_buffer<'b>(&'b mut self) -> &'b mut [T] {
         unsafe {
-            slice::from_raw_mut_buf(&self.buffer_data, self.buffer_len)
+            slice::from_raw_parts_mut(self.buffer_data, self.buffer_len)
         }
     }
 
@@ -264,7 +264,7 @@ fn init() -> Result<Voice, String> {
 
 fn check_result(result: winapi::HRESULT) -> Result<(), String> {
     if result < 0 {
-        return Err(::std::os::error_string(result as usize));        // TODO: 
+        return Err(::std::os::error_string(result));        // TODO: 
     }
 
     Ok(())