diff --git a/packages/taler-wallet-webextension/src/wallet/ReserveCreated.tsx b/packages/taler-wallet-webextension/src/wallet/ReserveCreated.tsx
index 38590f715..a259f7c9a 100644
--- a/packages/taler-wallet-webextension/src/wallet/ReserveCreated.tsx
+++ b/packages/taler-wallet-webextension/src/wallet/ReserveCreated.tsx
@@ -74,7 +74,9 @@ export function ReserveCreated({
                   </b>
                 </pre>
               </td>
-              <td width="100%">{stringifyPaytoUri(paytoURI)}</td>
+              <td width="100%" style={{ wordBreak: "break-all" }}>
+                {stringifyPaytoUri(paytoURI)}
+              </td>
               <td>
                 <CopyButton getContent={() => stringifyPaytoUri(paytoURI)} />
               </td>
diff --git a/packages/taler-wallet-webextension/src/wallet/Transaction.tsx b/packages/taler-wallet-webextension/src/wallet/Transaction.tsx
index 29d1bdd45..746d127cf 100644
--- a/packages/taler-wallet-webextension/src/wallet/Transaction.tsx
+++ b/packages/taler-wallet-webextension/src/wallet/Transaction.tsx
@@ -311,7 +311,7 @@ export function TransactionView({
                       </b>
                     </pre>
                   </td>
-                  <td width="100%">
+                  <td width="100%" style={{ wordBreak: "break-all" }}>
                     {transaction.withdrawalDetails.exchangePaytoUris[0]}
                   </td>
                   <td>