diff --git a/LogosLinuxInstaller.py b/LogosLinuxInstaller.py
index 2f5dd1f..eff9245 100755
--- a/LogosLinuxInstaller.py
+++ b/LogosLinuxInstaller.py
@@ -240,6 +240,7 @@ def parse_args(args, parser):
             break
     if config.ACTION is None:
         config.ACTION = run_control_panel
+    logging.debug(f"{config.ACTION=}")
 
 
 def run_control_panel():
@@ -317,7 +318,7 @@ def main():
     utils.check_for_updates()
 
     # Check if app is installed.
-    install_not_required = ['remove_install_dir', 'check_dependencies',  'update_latest_lli_release',
+    install_not_required = ['remove_install_dir', 'check_dependencies',  'update_to_latest_lli_release',
                             'update_to_latest_recommended_appimage', 'set_appimage_symlink']
     if config.ACTION == "disabled":
         msg.logos_error("That option is disabled.", "info")
diff --git a/LogosLinuxInstaller.spec b/LogosLinuxInstaller.spec
index 99186de..e26942c 100644
--- a/LogosLinuxInstaller.spec
+++ b/LogosLinuxInstaller.spec
@@ -4,8 +4,9 @@
 a = Analysis(
     ['LogosLinuxInstaller.py'],
     pathex=[],
+    #binaries=[('/usr/bin/tclsh8.6', '.')],
     binaries=[],
-    datas=[],
+    datas=[('img/*-128-icon.png', 'img')],
     hiddenimports=[],
     hookspath=[],
     hooksconfig={},
@@ -18,13 +19,16 @@ pyz = PYZ(a.pure)
 exe = EXE(
     pyz,
     a.scripts,
+    a.binaries,
+    a.datas,
     [],
-    exclude_binaries=True,
     name='LogosLinuxInstaller',
     debug=False,
     bootloader_ignore_signals=False,
     strip=False,
     upx=True,
+    upx_exclude=[],
+    runtime_tmpdir=None,
     console=True,
     disable_windowed_traceback=False,
     argv_emulation=False,
@@ -32,12 +36,3 @@ exe = EXE(
     codesign_identity=None,
     entitlements_file=None,
 )
-coll = COLLECT(
-    exe,
-    a.binaries,
-    a.datas,
-    strip=False,
-    upx=True,
-    upx_exclude=[],
-    name='LogosLinuxInstaller',
-)
diff --git a/gui_app.py b/gui_app.py
index ef7f316..66dca0c 100644
--- a/gui_app.py
+++ b/gui_app.py
@@ -5,8 +5,6 @@
 
 import logging
 import os
-import sys
-import subprocess
 import threading
 from pathlib import Path
 from queue import Queue
@@ -616,7 +614,9 @@ def __init__(self, root, *args, **kwargs):
         self.gui.deps_button.config(command=self.install_deps)
         self.gui.backup_button.config(command=self.run_backup)
         self.gui.restore_button.config(command=self.run_restore)
-        self.gui.update_lli_button.config(command=self.update_to_latest_lli_release)
+        self.gui.update_lli_button.config(
+            command=self.update_to_latest_lli_release
+        )
         self.gui.latest_appimage_button.config(
             command=self.update_to_latest_appimage
         )
@@ -756,22 +756,11 @@ def open_file_dialog(self, filetype_name, filetype_extension):
 
     def update_to_latest_lli_release(self, evt=None):
         self.start_indeterminate_progress()
-        self.gui.messagevar.set("Updating to latest Logos Linux Installer version…")
+        self.gui.messagevar.set("Updating to latest Logos Linux Installer version…")  # noqa: E501
         t = Thread(
             target=utils.update_to_latest_lli_release,
-            daemon=True,
         )
         t.start()
-        logging.debug("Finished updating Logos Linux Installer version.")
-        t.join()
-
-        logging.debug("Restarting Logos Linux Installer.")
-        if self.root is not None:
-            self.root.destroy()
-
-        args = [sys.executable]
-        subprocess.Popen(args)
-        sys.exit()
 
     def update_to_latest_appimage(self, evt=None):
         config.APPIMAGE_FILE_PATH = config.RECOMMENDED_WINE64_APPIMAGE_FULL_FILENAME  # noqa: E501
@@ -850,10 +839,10 @@ def update_latest_lli_release_button(self, evt=None):
             state = '!disabled'
         elif status == 1:
             state = 'disabled'
-            msg = "This button is disabled. Logos Linux Installer is up-to-date."
+            msg = "This button is disabled. Logos Linux Installer is up-to-date."  # noqa: E501
         elif status == 2:
             state = 'disabled'
-            msg = "This button is disabled. Logos Linux Installer is newer than the latest release."
+            msg = "This button is disabled. Logos Linux Installer is newer than the latest release."  # noqa: E501
         if msg:
             gui.ToolTip(self.gui.update_lli_button, msg)
         self.clear_message_text()
diff --git a/utils.py b/utils.py
index a6f041b..fe0f290 100644
--- a/utils.py
+++ b/utils.py
@@ -223,11 +223,12 @@ def reboot():
 
 
 def restart_lli():
-    if config.DIALOG != tk:
-        logging.debug("Restarting Logos Linux Installer.")
-        args = [sys.executable]
-        subprocess.Popen(args)
-        sys.exit()
+    logging.debug("Restarting Logos Linux Installer.")
+    pidfile = Path('/tmp/LogosLinuxInstaller.pid')
+    if pidfile.is_file():
+        pidfile.unlink()
+    os.execv(sys.executable, [sys.executable])
+    sys.exit()
 
 
 def set_verbose():
@@ -1164,6 +1165,7 @@ def get_recommended_appimage():
 
 def compare_logos_linux_installer_version():
     if config.LLI_CURRENT_VERSION is not None and config.LLI_LATEST_VERSION is not None:
+        logging.debug(f"{config.LLI_CURRENT_VERSION=}; {config.LLI_LATEST_VERSION=}")
         if version.parse(config.LLI_CURRENT_VERSION) < version.parse(config.LLI_LATEST_VERSION):
             # Current release is older than recommended.
             status = 0
@@ -1235,8 +1237,7 @@ def update_lli_binary():
 
     os.chmod(sys.argv[0], os.stat(sys.argv[0]).st_mode | 0o111)
     logging.debug("Successfully updated Logos Linux Installer.")
-    if config.DIALOG == "curses":
-        restart_lli()
+    restart_lli()
 
 
 def is_appimage(file_path):