diff --git a/test/unit-tests/components/views/elements/crypto/VerificationQRCode-test.tsx b/test/unit-tests/components/views/elements/crypto/VerificationQRCode-test.tsx
index a62834bd9c..a0db4bfdad 100644
--- a/test/unit-tests/components/views/elements/crypto/VerificationQRCode-test.tsx
+++ b/test/unit-tests/components/views/elements/crypto/VerificationQRCode-test.tsx
@@ -17,7 +17,9 @@ describe("<VerificationQRCode />", () => {
     });
 
     it("renders a QR code", async () => {
-        const { container, getAllByAltText } = render(<VerificationQRCode qrCodeBytes={Buffer.from("asd")} />);
+        const { container, getAllByAltText } = render(
+            <VerificationQRCode qrCodeBytes={new Uint8ClampedArray(Buffer.from("asd"))} />,
+        );
         // wait for the spinner to go away
         await waitFor(() => getAllByAltText("QR Code").length === 1);
         expect(container).toMatchSnapshot();
diff --git a/test/unit-tests/components/views/right_panel/VerificationPanel-test.tsx b/test/unit-tests/components/views/right_panel/VerificationPanel-test.tsx
index adc496e197..2adfc1eeb6 100644
--- a/test/unit-tests/components/views/right_panel/VerificationPanel-test.tsx
+++ b/test/unit-tests/components/views/right_panel/VerificationPanel-test.tsx
@@ -46,7 +46,7 @@ describe("<VerificationPanel />", () => {
             const request = makeMockVerificationRequest({
                 phase: Phase.Ready,
             });
-            request.generateQRCode.mockResolvedValue(Buffer.from("test", "utf-8"));
+            request.generateQRCode.mockResolvedValue(new Uint8ClampedArray(Buffer.from("test", "utf-8")));
             const container = renderComponent({
                 request: request,
                 layout: "dialog",
@@ -71,7 +71,7 @@ describe("<VerificationPanel />", () => {
             const request = makeMockVerificationRequest({
                 phase: Phase.Ready,
             });
-            request.generateQRCode.mockResolvedValue(Buffer.from("test", "utf-8"));
+            request.generateQRCode.mockResolvedValue(new Uint8ClampedArray(Buffer.from("test", "utf-8")));
             const container = renderComponent({
                 request: request,
                 member: new User("@other:user"),