diff --git a/invite/invite_test.go b/invite/invite_test.go
index c414005..d217874 100644
--- a/invite/invite_test.go
+++ b/invite/invite_test.go
@@ -44,6 +44,20 @@ func TestInvite(t *testing.T) {
 		}
 	})
 
+	t.Run("generate invite successfully when one already exists", func(t *testing.T) {
+		st.EXPECT().GetServer(server.Id).Return(server, nil)
+		st.EXPECT().GetInvite(gomock.Any()).Return(store.Invite{}, nil)
+		st.EXPECT().SaveInvite(gomock.Any()).Return(nil)
+
+		token, err := inm.Create(inv, user)
+		if err != nil {
+			t.Fatal(err)
+		}
+		if token == "" {
+			t.Errorf("expected non empty string, but got empty string")
+		}
+	})
+
 	t.Run("no logged uses of invite", func(t *testing.T) {
 		st.EXPECT().InviteLog(inv).Return([]store.InviteLog{}, nil)
 		uses, err := inm.RemainingUses(inv)