diff --git a/.changes/fix-temp-permission-file-name.md b/.changes/fix-temp-permission-file-name.md
new file mode 100644
index 000000000..acf9420b5
--- /dev/null
+++ b/.changes/fix-temp-permission-file-name.md
@@ -0,0 +1,5 @@
+---
+"tauri-utils": "patch:bug"
+---
+
+Replace `tauri:` prefix with `tauri-` for temporary permission file names
diff --git a/core/tauri-utils/src/acl/build.rs b/core/tauri-utils/src/acl/build.rs
index bc4a60cf9..652ab4442 100644
--- a/core/tauri-utils/src/acl/build.rs
+++ b/core/tauri-utils/src/acl/build.rs
@@ -71,7 +71,10 @@ pub fn define_permissions<F: Fn(&Path) -> bool>(
     .filter(|p| p.parent().unwrap().file_name().unwrap() != PERMISSION_SCHEMAS_FOLDER_NAME)
     .collect::<Vec<PathBuf>>();
 
-  let permission_files_path = out_dir.join(format!("{}-permission-files", pkg_name));
+  let permission_files_path = out_dir.join(format!(
+    "{}-permission-files",
+    pkg_name.replace("tauri:", "tauri-")
+  ));
   std::fs::write(
     &permission_files_path,
     serde_json::to_string(&permission_files)?,