diff --git a/lib/bluetooth.ts b/lib/bluetooth.ts
index 4cb64ac..8d9d57d 100644
--- a/lib/bluetooth.ts
+++ b/lib/bluetooth.ts
@@ -160,7 +160,7 @@ export class MicrobitWebBluetoothConnection
       this.connection = await createBluetoothDeviceWrapper(
         device,
         this.logging,
-        (type, event) => this.dispatchTypedEvent(type, event)
+        (type, event) => this.dispatchTypedEvent(type, event),
       );
     }
     // TODO: timeout unification?
@@ -170,7 +170,7 @@ export class MicrobitWebBluetoothConnection
   }
 
   private async chooseDevice(
-    options: ConnectOptions
+    options: ConnectOptions,
   ): Promise<BluetoothDevice | undefined> {
     if (this.device) {
       return this.device;
@@ -202,7 +202,7 @@ export class MicrobitWebBluetoothConnection
           ],
         }),
         new Promise<"timeout">((resolve) =>
-          setTimeout(() => resolve("timeout"), requestDeviceTimeoutDuration)
+          setTimeout(() => resolve("timeout"), requestDeviceTimeoutDuration),
         ),
       ]);
       if (result === "timeout") {
diff --git a/lib/device.ts b/lib/device.ts
index c34972d..bcb1414 100644
--- a/lib/device.ts
+++ b/lib/device.ts
@@ -216,7 +216,7 @@ export interface DeviceConnection
        * The partial parameter reports the flash type currently in progress.
        */
       progress: (percentage: number | undefined, partial: boolean) => void;
-    }
+    },
   ): Promise<void>;
 
   /**
diff --git a/lib/usb.ts b/lib/usb.ts
index 2cd1f49..c1ba146 100644
--- a/lib/usb.ts
+++ b/lib/usb.ts
@@ -124,14 +124,14 @@ export class MicrobitWebUSBConnection
           }
         }, assumePageIsStayingOpenDelay);
       },
-      { once: true }
+      { once: true },
     );
   };
 
   private logging: Logging;
 
   constructor(
-    options: MicrobitWebUSBConnectionOptions = { logging: new NullLogging() }
+    options: MicrobitWebUSBConnectionOptions = { logging: new NullLogging() },
   ) {
     super();
     this.logging = options.logging;
@@ -150,7 +150,7 @@ export class MicrobitWebUSBConnection
       if (window.document) {
         window.document.addEventListener(
           "visibilitychange",
-          this.visibilityChangeListener
+          this.visibilityChangeListener,
         );
       }
     }
@@ -165,7 +165,7 @@ export class MicrobitWebUSBConnection
       if (window.document) {
         window.document.removeEventListener(
           "visibilitychange",
-          this.visibilityChangeListener
+          this.visibilityChangeListener,
         );
       }
     }
@@ -187,13 +187,13 @@ export class MicrobitWebUSBConnection
     options: {
       partial: boolean;
       progress: (percentage: number | undefined) => void;
-    }
+    },
   ): Promise<void> {
     this.flashing = true;
     try {
       const startTime = new Date().getTime();
       await this.withEnrichedErrors(() =>
-        this.flashInternal(dataSource, options)
+        this.flashInternal(dataSource, options),
       );
       this.dispatchTypedEvent("flash", new FlashEvent());
 
@@ -215,7 +215,7 @@ export class MicrobitWebUSBConnection
     options: {
       partial: boolean;
       progress: (percentage: number | undefined, partial: boolean) => void;
-    }
+    },
   ): Promise<void> {
     this.log("Stopping serial before flash");
     await this.stopSerialInternal();
@@ -327,7 +327,7 @@ export class MicrobitWebUSBConnection
       // Log error to console for feedback
       this.log("An error occurred whilst attempting to use WebUSB.");
       this.log(
-        "Details of the error can be found below, and may be useful when trying to replicate and debug the error."
+        "Details of the error can be found below, and may be useful when trying to replicate and debug the error.",
       );
       this.log(e);