diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a15e612..2f9c7b2 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -71,11 +71,11 @@ jobs:
 
       - name: Install AArch64 target toolchain
         if: matrix.target == 'aarch64-unknown-linux-gnu'
-        run: sudo apt-get install gcc-aarch64-linux-gnu libc6-dev-arm64-cross
+        run: sudo apt-get install gcc-aarch64-linux-gnu libc6-dev-arm64-cross  g++-aarch64-linux-gnu
 
       - name: Install ARM target toolchain
         if: matrix.target == 'arm-unknown-linux-gnueabihf'
-        run: sudo apt-get install gcc-arm-linux-gnueabihf
+        run: sudo apt-get install gcc-arm-linux-gnueabihf g++-arm-linux-gnueabihf
 
       - name: Dist
         run: cargo xtask dist
diff --git a/crates/llm-ls/src/document.rs b/crates/llm-ls/src/document.rs
index 06eb0c5..2ee1544 100644
--- a/crates/llm-ls/src/document.rs
+++ b/crates/llm-ls/src/document.rs
@@ -165,16 +165,16 @@ fn get_parser(language_id: LanguageId) -> Result<Parser> {
     }
 }
 
-pub struct Document {
+pub(crate) struct Document {
     #[allow(dead_code)]
     language_id: LanguageId,
-    pub text: Rope,
+    pub(crate) text: Rope,
     parser: Parser,
-    pub tree: Option<Tree>,
+    pub(crate) tree: Option<Tree>,
 }
 
 impl Document {
-    pub async fn open(language_id: &str, text: &str) -> Result<Self> {
+    pub(crate) async fn open(language_id: &str, text: &str) -> Result<Self> {
         let language_id = language_id.into();
         let rope = Rope::from_str(text);
         let mut parser = get_parser(language_id)?;
@@ -187,7 +187,7 @@ impl Document {
         })
     }
 
-    pub async fn change(&mut self, text: &str) -> Result<()> {
+    pub(crate) async fn change(&mut self, text: &str) -> Result<()> {
         let rope = Rope::from_str(text);
         self.tree = self.parser.parse(text, None);
         self.text = rope;
diff --git a/crates/llm-ls/src/language_id.rs b/crates/llm-ls/src/language_id.rs
index 94893d9..2892268 100644
--- a/crates/llm-ls/src/language_id.rs
+++ b/crates/llm-ls/src/language_id.rs
@@ -1,7 +1,7 @@
 use std::fmt;
 
 #[derive(Clone, Copy)]
-pub enum LanguageId {
+pub(crate) enum LanguageId {
     Bash,
     C,
     Cpp,
@@ -59,7 +59,7 @@ impl fmt::Display for LanguageId {
     }
 }
 
-pub struct LanguageIdError {
+pub(crate) struct LanguageIdError {
     language_id: String,
 }