diff --git a/build-system/taler-build-scripts b/build-system/taler-build-scripts
index 355a31726..38c168b11 160000
--- a/build-system/taler-build-scripts
+++ b/build-system/taler-build-scripts
@@ -1 +1 @@
-Subproject commit 355a3172699b96f1040edcb577c07a681802b3ae
+Subproject commit 38c168b11eeeab93562ffa74b3e2aff4b596c77a
diff --git a/packages/demobank-ui/src/components/QR.tsx b/packages/demobank-ui/src/components/QR.tsx
index f154ddebe..198e7b4c6 100644
--- a/packages/demobank-ui/src/components/QR.tsx
+++ b/packages/demobank-ui/src/components/QR.tsx
@@ -40,7 +40,13 @@ export function QR({ text }: { text: string }): VNode {
       }}
     >
       <div
-        style={{ width: "50%", minWidth: 200, maxWidth: 300 }}
+        style={{
+            width: "50%",
+            minWidth: 200,
+            maxWidth: 300,
+            marginRight: "auto",
+            marginLeft: "auto",
+        }}
         ref={divRef}
       />
     </div>