diff --git a/packages/taler-wallet-webextension/src/NavigationBar.tsx b/packages/taler-wallet-webextension/src/NavigationBar.tsx
index 2817f3299..8a41ee68e 100644
--- a/packages/taler-wallet-webextension/src/NavigationBar.tsx
+++ b/packages/taler-wallet-webextension/src/NavigationBar.tsx
@@ -59,7 +59,10 @@ function replaceAll(
 ): string {
   let result = pattern;
   for (const v in vars) {
-    result = result.replace(vars[v], !values[v] ? "" : values[v]);
+    result = result.replace(
+      vars[v],
+      !values[v] ? "" : encodeURIComponent(values[v]),
+    );
   }
   return result;
 }
diff --git a/packages/taler-wallet-webextension/src/wallet/Application.tsx b/packages/taler-wallet-webextension/src/wallet/Application.tsx
index 194e34e6d..aef271442 100644
--- a/packages/taler-wallet-webextension/src/wallet/Application.tsx
+++ b/packages/taler-wallet-webextension/src/wallet/Application.tsx
@@ -20,7 +20,11 @@
  * @author sebasjm
  */
 
-import { TalerUri, TranslatedString } from "@gnu-taler/taler-util";
+import {
+  TalerUri,
+  TranslatedString,
+  stringifyTalerUri,
+} from "@gnu-taler/taler-util";
 import {
   TranslationProvider,
   useTranslationContext,
@@ -103,7 +107,11 @@ export function Application(): VNode {
               <WalletTemplate goToTransaction={redirectToTxInfo}>
                 <QrReaderPage
                   onDetected={(talerActionUrl: TalerUri) => {
-                    platform.openWalletURIFromPopup(talerActionUrl);
+                    redirectTo(
+                      Pages.defaultCta({
+                        uri: stringifyTalerUri(talerActionUrl),
+                      }),
+                    );
                   }}
                 />
               </WalletTemplate>