diff --git a/webapp/locales/de.json b/webapp/locales/de.json
index f341f405c..b2d802bc1 100644
--- a/webapp/locales/de.json
+++ b/webapp/locales/de.json
@@ -448,7 +448,9 @@
     "joinLeaveButton": {
       "iAmMember": "Bin Mitglied",
       "join": "Beitreten",
-      "pendingMember": "Ausstehendes Mitglied"
+      "leave": "Verlassen",
+      "pendingMember": "Ausstehendes Mitglied",
+      "tooltip": "Der Inhaber muss dich noch bestätigen."
     },
     "labelSlug": "Eindeutiger Gruppenname",
     "leaveModal": {
diff --git a/webapp/locales/en.json b/webapp/locales/en.json
index e8c50fc23..a718abdd7 100644
--- a/webapp/locales/en.json
+++ b/webapp/locales/en.json
@@ -448,7 +448,9 @@
     "joinLeaveButton": {
       "iAmMember": "I'm a member",
       "join": "Join",
-      "pendingMember": "Pending member"
+      "leave": "Leave",
+      "pendingMember": "Pending member",
+      "tooltip": "The owner has yet to confirm you."
     },
     "labelSlug": "Unique group name",
     "leaveModal": {