diff --git a/battery/Cargo.toml b/battery/Cargo.toml
index 7e42899..f7cec95 100644
--- a/battery/Cargo.toml
+++ b/battery/Cargo.toml
@@ -27,7 +27,7 @@ lazycell = "1.2.1"
 
 [target.'cfg(target_os = "macos")'.dependencies]
 libc = "^0.2"
-mach = "0.2.3"
+mach = "0.3.0"
 core-foundation = "0.6.4"
 
 [target.'cfg(target_os = "windows")'.dependencies]