diff --git a/Cargo.toml b/Cargo.toml
index ca252405..3379082f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,9 +26,9 @@ objc = "0.2"
 [target.'cfg(target_os = "macos")'.dependencies]
 objc = "0.2"
 cgl = "0.1"
-cocoa = "0.3.2"
+cocoa = "0.5.0"
 core-foundation = "0"
-core-graphics = "0.3"
+core-graphics = "0.4"
 
 [target.'cfg(target_os = "windows")'.dependencies]
 winapi = "0.2"