diff --git a/Cargo.toml b/Cargo.toml
index 6737179..f42ae95 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "sofar"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2021"
 readme = "README.md"
 license = "MIT OR Apache-2.0"
@@ -20,7 +20,7 @@ members = ["libmysofa-sys"]
 
 [dependencies]
 ffi = { package = "libmysofa-sys", version = "0.2", path = "libmysofa-sys" }
-realfft = {version = "3.3", optional = true}
+realfft = {version = "3.4", optional = true}
 thiserror = "1"
 
 [dev-dependencies]
diff --git a/libmysofa-sys/Cargo.toml b/libmysofa-sys/Cargo.toml
index 25859a0..3b62a4b 100644
--- a/libmysofa-sys/Cargo.toml
+++ b/libmysofa-sys/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "libmysofa-sys"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2021"
 links = "mysofa"
 build = "build.rs"