diff --git a/src/context.rs b/src/context.rs
index 8c11a7f..3fa8b7e 100644
--- a/src/context.rs
+++ b/src/context.rs
@@ -1,17 +1,18 @@
 use core::prelude::*;
 use stack::StackSource;
 use arch::Registers;
-use platform;
+use stack::Stack;
+use os;
 
 pub struct Context {
   regs: Registers,
-  _stack: platform::Stack
+  _stack: os::Stack
 }
 
 impl Context {
   #[inline]
   pub unsafe fn new<F>(f: F) -> Context where F: FnOnce() + Send + 'static {
-    let mut stack = platform::StackSource::get_stack(4 << 20);
+    let mut stack = os::StackSource::get_stack(4 << 20);
     let regs = Registers::new(&mut stack, f);
     Context {
       regs: regs,
diff --git a/src/lib.rs b/src/lib.rs
index 737df8b..eb7cefa 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -20,4 +20,4 @@ pub mod context;
 pub mod stack;
 
 mod arch;
-mod platform;
+mod os;
diff --git a/src/platform.rs b/src/os.rs
similarity index 100%
rename from src/platform.rs
rename to src/os.rs