diff --git a/Cargo.toml b/Cargo.toml
line changes: +1/-1
index 67a0c3a..05ec551
--- a/Cargo.toml
+++ b/Cargo.toml

@@ -66,7 +66,7 @@ version = "0.4"
 #version = "0.4.3-rc"
 
 [target."cfg(target_os = \"macos\")".dependencies]
-cocoa = "0.8.1"
+cocoa = "0.9"
 objc-foundation = "0.1.1"
 objc_id = "0.1"
 rubrail = "0.4"