diff --git a/Cargo.toml b/Cargo.toml
index 7109f45..89e8e50 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "rime_ls"
 version = "0.3.0"
 edition = "2021"
 authors = ["ZilcH40 <wlh233@live.com>"]
-rust-version = "1.63"
+rust-version = "1.64"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/src/config.rs b/src/config.rs
index b43ff99..848c856 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -101,7 +101,7 @@ impl Default for Config {
             always_incomplete: default_always_incomplete(),
             preselect_first: default_preselect_first(),
             long_filter_text: default_long_filter_text(),
-            show_filter_text_in_label: default_show_filter_text_in_label()
+            show_filter_text_in_label: default_show_filter_text_in_label(),
         }
     }
 }
@@ -131,7 +131,7 @@ fn default_paging_characters() -> Vec<String> {
 }
 
 fn default_shared_data_dir() -> PathBuf {
-    PathBuf::from("/usr/share/rime-data")
+    PathBuf::from(crate::utils::rime_default_shared_data_dir())
 }
 
 fn default_user_data_dir() -> PathBuf {
diff --git a/src/rime.rs b/src/rime.rs
index 384d64a..dd4ae48 100644
--- a/src/rime.rs
+++ b/src/rime.rs
@@ -1,7 +1,7 @@
 use crate::consts::{APP_NAME, KEY_BACKSPACE, KEY_ESCAPE, RAW_RE};
 use librime_sys as librime;
 use once_cell::sync::OnceCell;
-use std::ffi::{CStr, CString, NulError, c_char};
+use std::ffi::{c_char, CStr, CString, NulError};
 use std::sync::Mutex;
 use thiserror::Error;
 
@@ -298,14 +298,12 @@ impl Rime {
 
 #[test]
 fn test_get_candidates() {
-    let shared_data_dir = "/usr/share/rime-data/";
-    let base_dir = directories::BaseDirs::new().unwrap();
-    let data_dir = base_dir.data_dir().join("rime-ls-test");
-    let user_data_dir = data_dir.to_str().unwrap();
-    let log_dir = "/tmp";
+    let shared_data_dir = crate::utils::rime_default_shared_data_dir();
+    let temp_dir = std::env::temp_dir();
+    let temp_dir = temp_dir.to_str().unwrap();
 
     // init
-    Rime::init(shared_data_dir, user_data_dir, log_dir).unwrap();
+    Rime::init(shared_data_dir, temp_dir, temp_dir).unwrap();
     let rime = Rime::global();
     // simulate typing
     let keys = vec![b'w', b'l', b'h'];
diff --git a/src/utils.rs b/src/utils.rs
index 215e2b7..f5eab56 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -80,6 +80,20 @@ pub fn expand_tilde(path: impl AsRef<Path>) -> PathBuf {
     home_dir.join(path.as_ref().strip_prefix("~").unwrap())
 }
 
+/// rime's default shared data dir
+pub fn rime_default_shared_data_dir() -> &'static str {
+    // read environment variable first
+    if let Some(var) = option_env!("RIME_DEFAULT_DATA_DIR") {
+        var
+    } else if cfg!(target_os = "macos") {
+        "/Library/Input Methods/Squirrel.app/Contents/SharedSupport"
+    } else {
+        // cannot determine shared data dir on windows
+        // Ref: https://github.com/rime/home/wiki/SharedData
+        "/usr/share/rime-data"
+    }
+}
+
 #[inline]
 fn char_is_word(ch: char) -> bool {
     ch.is_alphanumeric() || ch == '_'