diff --git a/Cargo.lock b/Cargo.lock
index e99b3c0383f..469d2a4294a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2059,7 +2059,7 @@ dependencies = [
  "term-table",
  "tokio",
  "toml 0.8.19",
- "toml_edit 0.21.1",
+ "toml_edit 0.22.20",
  "tracing",
  "url",
  "uwuify",
@@ -2106,7 +2106,7 @@ dependencies = [
  "sway-utils",
  "tempfile",
  "tokio",
- "toml_edit 0.21.1",
+ "toml_edit 0.22.20",
  "tracing",
 ]
 
@@ -6977,7 +6977,7 @@ dependencies = [
  "thiserror",
  "tikv-jemallocator",
  "tokio",
- "toml_edit 0.21.1",
+ "toml_edit 0.22.20",
  "tower 0.4.13",
  "tower-lsp",
  "tracing",
diff --git a/Cargo.toml b/Cargo.toml
index 95b4809a0dd..8748266c857 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -218,7 +218,7 @@ thiserror = "1.0"
 tikv-jemallocator = "0.5"
 tokio = "1.12"
 toml = "0.8"
-toml_edit = "0.21"
+toml_edit = "0.22"
 tower = { version = "0.5", default-features = false }
 tower-lsp = "0.20"
 tracing = "0.1"
diff --git a/forc-plugins/forc-client/src/util/pkg.rs b/forc-plugins/forc-client/src/util/pkg.rs
index 3aa8f6b2236..c93df24bacc 100644
--- a/forc-plugins/forc-client/src/util/pkg.rs
+++ b/forc-plugins/forc-client/src/util/pkg.rs
@@ -26,7 +26,7 @@ pub(crate) fn update_proxy_address_in_manifest(
     let mut toml = String::new();
     let mut file = File::open(manifest.path())?;
     file.read_to_string(&mut toml)?;
-    let mut manifest_toml = toml.parse::<toml_edit::Document>()?;
+    let mut manifest_toml = toml.parse::<toml_edit::DocumentMut>()?;
     if manifest.proxy().is_some() {
         manifest_toml["proxy"]["address"] = toml_edit::value(address);
         let mut file = std::fs::OpenOptions::new()
diff --git a/forc-plugins/forc-client/tests/deploy.rs b/forc-plugins/forc-client/tests/deploy.rs
index c0016c74c67..0a31fb91ccb 100644
--- a/forc-plugins/forc-client/tests/deploy.rs
+++ b/forc-plugins/forc-client/tests/deploy.rs
@@ -23,7 +23,7 @@ use std::{
     str::FromStr,
 };
 use tempfile::tempdir;
-use toml_edit::{value, Document, InlineTable, Item, Table, Value};
+use toml_edit::{value, DocumentMut, InlineTable, Item, Table, Value};
 
 fn get_workspace_root() -> PathBuf {
     PathBuf::from(env!("CARGO_MANIFEST_DIR"))
@@ -75,7 +75,7 @@ fn patch_manifest_file_with_path_std(manifest_dir: &Path) -> anyhow::Result<()>
     let toml_path = manifest_dir.join(sway_utils::constants::MANIFEST_FILE_NAME);
     let toml_content = fs::read_to_string(&toml_path).unwrap();
 
-    let mut doc = toml_content.parse::<Document>().unwrap();
+    let mut doc = toml_content.parse::<DocumentMut>().unwrap();
     let new_std_path = get_workspace_root().join("sway-lib-std");
 
     let mut std_dependency = InlineTable::new();
@@ -89,7 +89,7 @@ fn patch_manifest_file_with_path_std(manifest_dir: &Path) -> anyhow::Result<()>
 fn patch_manifest_file_with_proxy_table(manifest_dir: &Path, proxy: Proxy) -> anyhow::Result<()> {
     let toml_path = manifest_dir.join(sway_utils::constants::MANIFEST_FILE_NAME);
     let toml_content = fs::read_to_string(&toml_path)?;
-    let mut doc = toml_content.parse::<Document>()?;
+    let mut doc = toml_content.parse::<DocumentMut>()?;
 
     let proxy_table = doc.entry("proxy").or_insert(Item::Table(Table::new()));
     let proxy_table = proxy_table.as_table_mut().unwrap();
diff --git a/forc/src/ops/forc_template.rs b/forc/src/ops/forc_template.rs
index 23703ea575e..0304a9d298a 100644
--- a/forc/src/ops/forc_template.rs
+++ b/forc/src/ops/forc_template.rs
@@ -84,7 +84,7 @@ fn edit_forc_toml(out_dir: &Path, project_name: &str, real_name: &str) -> Result
     let mut file = File::open(out_dir.join(constants::MANIFEST_FILE_NAME))?;
     let mut toml = String::new();
     file.read_to_string(&mut toml)?;
-    let mut manifest_toml = toml.parse::<toml_edit::Document>()?;
+    let mut manifest_toml = toml.parse::<toml_edit::DocumentMut>()?;
 
     let mut authors = Vec::new();
     let forc_toml: toml::Value = toml::de::from_str(&toml)?;
@@ -144,7 +144,7 @@ fn edit_cargo_toml(out_dir: &Path, project_name: &str, real_name: &str) -> Resul
     }
     updated_authors.push(real_name);
 
-    let mut manifest_toml = toml.parse::<toml_edit::Document>()?;
+    let mut manifest_toml = toml.parse::<toml_edit::DocumentMut>()?;
     manifest_toml["package"]["authors"] = toml_edit::value(updated_authors);
     manifest_toml["package"]["name"] = toml_edit::value(project_name);
 
diff --git a/sway-lsp/src/core/sync.rs b/sway-lsp/src/core/sync.rs
index f00189880fe..5a49c638467 100644
--- a/sway-lsp/src/core/sync.rs
+++ b/sway-lsp/src/core/sync.rs
@@ -286,7 +286,7 @@ pub(crate) fn edit_manifest_dependency_paths(
         if let Ok(mut file) = File::open(manifest.path()) {
             let mut toml = String::new();
             let _ = file.read_to_string(&mut toml);
-            if let Ok(mut manifest_toml) = toml.parse::<toml_edit::Document>() {
+            if let Ok(mut manifest_toml) = toml.parse::<toml_edit::DocumentMut>() {
                 for (name, abs_path) in dependency_map {
                     manifest_toml["dependencies"][&name]["path"] =
                         toml_edit::value(abs_path.display().to_string());