diff --git a/MacPass/MPLockDaemon.h b/MacPass/MPLockDaemon.h
index 73278058..891f5d45 100644
--- a/MacPass/MPLockDaemon.h
+++ b/MacPass/MPLockDaemon.h
@@ -8,8 +8,6 @@
 
 #import <Foundation/Foundation.h>
 
-APPKIT_EXTERN NSString *const MPShouldLockDatabaseNotification;
-
 @interface MPLockDaemon : NSObject
 
 + (MPLockDaemon *)sharedInstance;
diff --git a/MacPass/MPLockDaemon.m b/MacPass/MPLockDaemon.m
index dd4ea41c..4aa02707 100644
--- a/MacPass/MPLockDaemon.m
+++ b/MacPass/MPLockDaemon.m
@@ -10,7 +10,6 @@
 #import "MPSettingsHelper.h"
 #import "MPAppDelegate.h"
 
-NSString *const MPShouldLockDatabaseNotification = @"com.hicknhack.macpass.MPShouldLockDatabaseNotification";
 
 @interface MPLockDaemon () {
   NSTimer *idleCheckTimer;