diff --git a/src/components/views/messages/TextualBody.js b/src/components/views/messages/TextualBody.js
index 83a35b9841..aff6725475 100644
--- a/src/components/views/messages/TextualBody.js
+++ b/src/components/views/messages/TextualBody.js
@@ -235,8 +235,8 @@ module.exports = React.createClass({
                 description:
                     <div>
                         {_t("You are about to be taken to a third-party site so you can " +
-                            "authenticate your account for use with {integrationsUrl}. " +
-                            "Do you wish to continue?")}
+                            "authenticate your account for use with %(integrationsUrl)s. " +
+                            "Do you wish to continue?", {integrationsUrl: integrationsUrl})}
                     </div>,
                 button: _t("Continue"),
                 onFinished: function(confirmed) {
diff --git a/src/i18n/strings/en_EN.json b/src/i18n/strings/en_EN.json
index 4cf16b3d5d..051a84bd10 100644
--- a/src/i18n/strings/en_EN.json
+++ b/src/i18n/strings/en_EN.json
@@ -751,7 +751,7 @@
   "This image cannot be displayed.": "This image cannot be displayed.",
   "Error decrypting video": "Error decrypting video",
   "Add an Integration": "Add an Integration",
-  "You are about to be taken to a third-party site so you can authenticate your account for use with {integrationsUrl}. Do you wish to continue?": "You are about to be taken to a third-party site so you can authenticate your account for use with {integrationsUrl}. Do you wish to continue?",
+  "You are about to be taken to a third-party site so you can authenticate your account for use with %(integrationsUrl)s. Do you wish to continue?": "You are about to be taken to a third-party site so you can authenticate your account for use with %(integrationsUrl)s. Do you wish to continue?",
   "Removed or unknown message type": "Removed or unknown message type",
   "Disable URL previews by default for participants in this room": "Disable URL previews by default for participants in this room",
   "URL previews are %(globalDisableUrlPreview)s by default for participants in this room.": "URL previews are %(globalDisableUrlPreview)s by default for participants in this room.",