diff --git a/Cargo.lock b/Cargo.lock
index 93cab048..1909b28e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1380,12 +1380,9 @@ checksum = "7b29dffab797218e12e4df08ef5d15ab9efca2504038b1b32b9b32fc844b39c9"
 
 [[package]]
 name = "mach2"
-version = "0.5.0"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a1b95cd5421ec55b445b5ae102f5ea0e768de1f82bd3001e11f426c269c3aea"
-dependencies = [
- "libc",
-]
+checksum = "dae608c151f68243f2b000364e1f7b186d9c29845f7d2d85bd31b9ad77ad552b"
 
 [[package]]
 name = "macho-unwind-info"
diff --git a/samply/Cargo.toml b/samply/Cargo.toml
index c2751192..b840b22f 100644
--- a/samply/Cargo.toml
+++ b/samply/Cargo.toml
@@ -63,7 +63,7 @@ crossbeam-channel = "0.5.15"
 
 [target.'cfg(target_os = "macos")'.dependencies]
 
-mach2 = "0.5"
+mach2 = "0.6"
 lazy_static = "1.5.0"
 flate2 = "1.1"
 sysctl = "0.7.1"