diff --git a/EDMarketConnector.py b/EDMarketConnector.py
index cb704124..2ce58201 100755
--- a/EDMarketConnector.py
+++ b/EDMarketConnector.py
@@ -1582,7 +1582,7 @@ class AppWindow(object):
                 if not should_return:
                     self.w.after(int(SERVER_RETRY * 1000), self.capi_request_data)
 
-            if entry['event'] in ('CarrierBuy', 'CarrierStats') and config.get_int('capi_fleetcarrier') == 1:
+            if entry['event'] in ('CarrierBuy', 'CarrierStats') and config.get_bool('capi_fleetcarrier'):
                 should_return, new_data = killswitch.check_killswitch('capi.request.fleetcarrier', {})
                 if not should_return:
                     self.w.after(int(SERVER_RETRY * 1000), self.capi_request_fleetcarrier_data)
diff --git a/prefs.py b/prefs.py
index b84e03e0..a356848b 100644
--- a/prefs.py
+++ b/prefs.py
@@ -471,7 +471,7 @@ class PreferencesDialog(tk.Toplevel):
             ).grid(column=2, pady=self.PADY, sticky=tk.EW, row=row.get())
 
         # CAPI settings
-        self.capi_fleetcarrier = tk.IntVar(value=config.get_int('capi_fleetcarrier'))
+        self.capi_fleetcarrier = tk.BooleanVar(value=config.get_bool('capi_fleetcarrier'))
 
         ttk.Separator(config_frame, orient=tk.HORIZONTAL).grid(
                 columnspan=4, padx=self.PADX, pady=self.PADY*4, sticky=tk.EW, row=row.get()
@@ -1263,7 +1263,7 @@ class PreferencesDialog(tk.Toplevel):
         else:
             config.set('journaldir', logdir)
 
-        config.set('capi_fleetcarrier', int(self.capi_fleetcarrier.get()))
+        config.set('capi_fleetcarrier', self.capi_fleetcarrier.get())
 
         if sys.platform in ('darwin', 'win32'):
             config.set('hotkey_code', self.hotkey_code)