diff --git a/Sources/SAMKeychainQuery.h b/Sources/SAMKeychainQuery.h
index 84658e2..2cb2ba5 100644
--- a/Sources/SAMKeychainQuery.h
+++ b/Sources/SAMKeychainQuery.h
@@ -53,6 +53,9 @@ typedef NS_ENUM(NSUInteger, SAMKeychainQuerySynchronizationMode) {
 @property (nonatomic, copy, nullable) NSString *accessGroup;
 #endif
 
+/** kSecAttrAccessible (only used on iOS) */
+@property (nonatomic, copy, nullable) NSString *accessibility;
+
 #ifdef SAMKEYCHAIN_SYNCHRONIZATION_AVAILABLE
 /** kSecAttrSynchronizable */
 @property (nonatomic) SAMKeychainQuerySynchronizationMode synchronizationMode;
diff --git a/Sources/SAMKeychainQuery.m b/Sources/SAMKeychainQuery.m
index 00ecb80..e9f5bcc 100644
--- a/Sources/SAMKeychainQuery.m
+++ b/Sources/SAMKeychainQuery.m
@@ -41,7 +41,7 @@ - (BOOL)save:(NSError *__autoreleasing *)error {
 		query = [[NSMutableDictionary alloc]init];
 		[query setObject:self.passwordData forKey:(__bridge id)kSecValueData];
 #if __IPHONE_4_0 && TARGET_OS_IPHONE
-		CFTypeRef accessibilityType = [SAMKeychain accessibilityType];
+		CFTypeRef accessibilityType = self.accessibility ? (__bridge CFTypeRef)self.accessibility : [SAMKeychain accessibilityType];
 		if (accessibilityType) {
 			[query setObject:(__bridge id)accessibilityType forKey:(__bridge id)kSecAttrAccessible];
 		}
@@ -54,7 +54,7 @@ - (BOOL)save:(NSError *__autoreleasing *)error {
 		}
 		[query setObject:self.passwordData forKey:(__bridge id)kSecValueData];
 #if __IPHONE_4_0 && TARGET_OS_IPHONE
-		CFTypeRef accessibilityType = [SAMKeychain accessibilityType];
+		CFTypeRef accessibilityType = self.accessibility ? (__bridge CFTypeRef)self.accessibility : [SAMKeychain accessibilityType];
 		if (accessibilityType) {
 			[query setObject:(__bridge id)accessibilityType forKey:(__bridge id)kSecAttrAccessible];
 		}