diff --git a/src/ios/BLECentralPlugin.h b/src/ios/BLECentralPlugin.h
index e1223dbf..9b03d0d6 100644
--- a/src/ios/BLECentralPlugin.h
+++ b/src/ios/BLECentralPlugin.h
@@ -41,7 +41,7 @@
     NSTimer *scanTimer;
 }
 
-@property (strong, nonatomic) NSMutableSet *peripherals;
+@property (strong, nonatomic) NSMutableDictionary *peripherals;
 @property (strong, nonatomic) CBCentralManager *manager;
 
 - (void)startScanWithOptions:(CDVInvokedUrlCommand *)command;
diff --git a/src/ios/BLECentralPlugin.m b/src/ios/BLECentralPlugin.m
index dea00cd4..41ec3b2d 100644
--- a/src/ios/BLECentralPlugin.m
+++ b/src/ios/BLECentralPlugin.m
@@ -677,7 +677,7 @@ -(void)stopScanTimer:(NSTimer *)timer {
 
 - (void)centralManager:(CBCentralManager *)central didDiscoverPeripheral:(CBPeripheral *)peripheral advertisementData:(NSDictionary *)advertisementData RSSI:(NSNumber *)RSSI {
 
-    [peripherals setbject:peripheral forKey:peripheral.identifier];
+    [peripherals setObject:peripheral forKey:peripheral.identifier];
     [peripheral setAdvertisementData:advertisementData RSSI:RSSI];
 
     if (discoverPeripheralCallbackId) {
@@ -820,7 +820,7 @@ - (void)peripheral:(CBPeripheral *)peripheral didDiscoverCharacteristicsForServi
             [self.commandDelegate sendPluginResult:pluginResult callbackId:connectCallbackId];
         }
         return;
-    } 
+    }
     
     NSLog(@"Found characteristics for service %@", service);
     for (CBCharacteristic *characteristic in service.characteristics) {