diff --git a/gui/src/app/settings.rs b/gui/src/app/settings.rs
index e76dc2f7..a11668ad 100644
--- a/gui/src/app/settings.rs
+++ b/gui/src/app/settings.rs
@@ -47,6 +47,7 @@ impl Settings {
 
         let mut settings_file = OpenOptions::new()
             .write(true)
+            .truncate(true)
             .open(path)
             .map_err(|e| SettingsError::WritingFile(e.to_string()))?;