diff --git a/hwe/ts/util/RandUtil.ts b/hwe/ts/util/RandUtil.ts
index ef3d4908..d627d4ab 100644
--- a/hwe/ts/util/RandUtil.ts
+++ b/hwe/ts/util/RandUtil.ts
@@ -24,7 +24,7 @@ export class RandUtil {
     }
 
     public nextBit(): boolean {
-        const view = new DataView(this.rng.nextBits(1));
+        const view = new DataView(this.rng.nextBits(1) as ArrayBufferLike);
         return view.getUint8(0) != 0;
     }