diff --git a/anime-game-core b/anime-game-core
index 8a0dd62..659ffce 160000
--- a/anime-game-core
+++ b/anime-game-core
@@ -1 +1 @@
-Subproject commit 8a0dd62b38a0e1c0847a2665fe49961d4ed2a25d
+Subproject commit 659ffce54f88c40af8cbef4100fbd68c754b4b44
diff --git a/src/lib/launcher/states.rs b/src/lib/launcher/states.rs
index 630ba7c..1da0389 100644
--- a/src/lib/launcher/states.rs
+++ b/src/lib/launcher/states.rs
@@ -1,6 +1,8 @@
 use gtk4::{self as gtk, prelude::*};
 use libadwaita::{self as adw, prelude::*};
 
+use std::io::{Error, ErrorKind};
+
 use anime_game_core::prelude::*;
 
 use crate::lib::config;
@@ -52,11 +54,25 @@ impl LauncherState {
                     status_page.set_description(Some("Updating voice info..."));
                 }
 
-                for voice_package in game.get_voice_packages()? {
+                for voice_package in &config.game.voices {
+                    let mut voice_package = VoicePackage::with_locale(match VoiceLocale::from_str(voice_package) {
+                        Some(locale) => locale,
+                        None => return Err(Error::new(ErrorKind::Other, format!("Incorrect voice locale \"{}\" specified in the config", voice_package)))
+                    })?;
+
                     if let Some(status_page) = &status_page {
                         status_page.set_description(Some(format!("Updating voice info ({})...", voice_package.locale().to_name()).as_str()));
                     }
 
+                    // Replace voice package struct with the one constructed in the game's folder
+                    // so it'll properly calculate its difference instead of saying "not installed"
+                    if voice_package.is_installed_in(&config.game.path) {
+                        voice_package = match VoicePackage::new(get_voice_package_path(&config.game.path, voice_package.locale())) {
+                            Some(locale) => locale,
+                            None => return Err(Error::new(ErrorKind::Other, format!("Failed to load {} voice package", voice_package.locale().to_name())))
+                        };
+                    }
+
                     let diff = voice_package.try_get_diff()?;
 
                     match diff {
diff --git a/src/ui/main.rs b/src/ui/main.rs
index eb21098..c9034a2 100644
--- a/src/ui/main.rs
+++ b/src/ui/main.rs
@@ -143,7 +143,11 @@ impl App {
                     result.widgets.status_page.set_visible(false);
                     result.widgets.launcher_content.set_visible(true);
                 },
-                Err(err) => result.toast_error("Failed to get initial launcher state", err)
+                Err(err) => {
+                    glib::MainContext::default().invoke(move || {
+                        result.toast_error("Failed to get initial launcher state", err);
+                    });
+                }
             }
         }));