diff --git a/tools/src/publish.rs b/tools/src/publish.rs
index 642017a0..5e43b4e2 100644
--- a/tools/src/publish.rs
+++ b/tools/src/publish.rs
@@ -5,7 +5,7 @@ use std::collections::HashMap;
 use std::fs;
 use std::path::{Path, PathBuf};
 use std::process::Command;
-use toml_edit::Document;
+use toml_edit::DocumentMut;
 
 use crate::utils::*;
 
@@ -149,10 +149,10 @@ fn get_agb_dependencies(folder: &Path) -> Result<Vec<String>, Error> {
     Ok(result)
 }
 
-fn read_cargo_toml(folder: &Path) -> Result<Document, Error> {
+fn read_cargo_toml(folder: &Path) -> Result<DocumentMut, Error> {
     let cargo_toml_contents =
         fs::read_to_string(folder.join("Cargo.toml")).map_err(|_| Error::CargoToml)?;
-    let cargo_toml: Document = cargo_toml_contents.parse().map_err(|_| Error::CargoToml)?;
+    let cargo_toml: DocumentMut = cargo_toml_contents.parse().map_err(|_| Error::CargoToml)?;
     Ok(cargo_toml)
 }
 
diff --git a/tools/src/release.rs b/tools/src/release.rs
index 7c69a18f..29d945dc 100644
--- a/tools/src/release.rs
+++ b/tools/src/release.rs
@@ -98,7 +98,7 @@ fn update_to_version(
 
     let toml_file_content = std::fs::read_to_string(toml_file).map_err(|_| Error::ReadTomlFile)?;
     let mut cargo_toml = toml_file_content
-        .parse::<toml_edit::Document>()
+        .parse::<toml_edit::DocumentMut>()
         .map_err(|_| Error::InvalidToml(toml_file.to_string_lossy().into_owned()))?;
 
     let new_version = format!("{new_version}");
@@ -120,7 +120,7 @@ fn update_to_version(
         let toml_file_content =
             std::fs::read_to_string(&cargo_toml_file).map_err(|_| Error::ReadTomlFile)?;
         let mut cargo_toml = toml_file_content
-            .parse::<toml_edit::Document>()
+            .parse::<toml_edit::DocumentMut>()
             .map_err(|_| Error::InvalidToml(cargo_toml_file.to_string_lossy().into_owned()))?;
 
         if let Some(this_dep) = cargo_toml["dependencies"].get_mut(&project_name) {