diff --git a/Cargo.toml b/Cargo.toml
index 1492132..6737179 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "sofar"
-version = "0.1.7"
+version = "0.2.0"
 edition = "2021"
 readme = "README.md"
 license = "MIT OR Apache-2.0"
@@ -19,7 +19,7 @@ dsp = ["dep:realfft"]
 members = ["libmysofa-sys"]
 
 [dependencies]
-ffi = { package = "libmysofa-sys", version = "0.1", path = "libmysofa-sys" }
+ffi = { package = "libmysofa-sys", version = "0.2", path = "libmysofa-sys" }
 realfft = {version = "3.3", optional = true}
 thiserror = "1"
 
diff --git a/libmysofa-sys/Cargo.toml b/libmysofa-sys/Cargo.toml
index 19234bd..e1e733d 100644
--- a/libmysofa-sys/Cargo.toml
+++ b/libmysofa-sys/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "libmysofa-sys"
-version = "0.1.5"
+version = "0.2.0"
 edition = "2021"
 links = "mysofa"
 build = "build.rs"
@@ -18,7 +18,9 @@ libz-sys = { version = "1.1", default-features = false, features = ["static", "l
 [build-dependencies]
 cc = "1.0.101"
 system-deps = "7.0"
-cmake = { version = "0.1", optional = true }
 
 [package.metadata.system-deps]
 libmysofa = "1"
+
+[package.metadata.cargo-machete]
+ignored = ["libz-sys"]