diff --git a/legendary/cli.py b/legendary/cli.py
index defafaa..bedf69a 100644
--- a/legendary/cli.py
+++ b/legendary/cli.py
@@ -150,7 +150,14 @@ class LegendaryCLI:
 
         print('\nInstalled games:')
         for game in games:
-            print(f' * {game.title} (App name: {game.app_name} | Version: {game.version})')
+            if game.install_size == 0:
+                logger.debug(f'Updating missing size for {game.app_name}')
+                m = self.core.load_manfiest(self.core.get_installed_manifest(game.app_name)[0])
+                game.install_size = sum(fm.file_size for fm in m.file_manifest_list.elements)
+                self.core.install_game(game)
+
+            print(f' * {game.title} (App name: {game.app_name} | Version: {game.version} | '
+                  f'{game.install_size / (1024*1024*1024):.02f} GiB)')
             if versions[game.app_name] != game.version:
                 print(f'  -> Update available! Installed: {game.version}, Latest: {versions[game.app_name]}')
 
diff --git a/legendary/core.py b/legendary/core.py
index 2f2f514..5fdf9cc 100644
--- a/legendary/core.py
+++ b/legendary/core.py
@@ -696,7 +696,7 @@ class LegendaryCore:
                               install_path=install_path, executable=new_manifest.meta.launch_exe,
                               launch_parameters=new_manifest.meta.launch_command,
                               can_run_offline=offline == 'true', requires_ot=ot == 'true',
-                              is_dlc=base_game is not None)
+                              is_dlc=base_game is not None, install_size=anlres.install_size)
 
         return dlm, anlres, igame
 
diff --git a/legendary/models/game.py b/legendary/models/game.py
index 14afae0..a3205dd 100644
--- a/legendary/models/game.py
+++ b/legendary/models/game.py
@@ -79,7 +79,7 @@ class InstalledGame:
     def __init__(self, app_name='', title='', version='', manifest_path='', base_urls=None,
                  install_path='', executable='', launch_parameters='', prereq_info=None,
                  can_run_offline=False, requires_ot=False, is_dlc=False, save_path=None,
-                 needs_verification=False):
+                 needs_verification=False, install_size=0):
         self.app_name = app_name
         self.title = title
         self.version = version
@@ -95,6 +95,7 @@ class InstalledGame:
         self.is_dlc = is_dlc
         self.save_path = save_path
         self.needs_verification = needs_verification
+        self.install_size = install_size
 
     @classmethod
     def from_json(cls, json):
@@ -115,6 +116,7 @@ class InstalledGame:
         tmp.is_dlc = json.get('is_dlc', False)
         tmp.save_path = json.get('save_path', None)
         tmp.needs_verification = json.get('needs_verification', None)
+        tmp.install_size = json.get('install_size', 0)
         return tmp