diff --git a/loop/server/loophttp_test.go b/loop/server/loophttp_test.go
index 5d054fc..531f961 100644
--- a/loop/server/loophttp_test.go
+++ b/loop/server/loophttp_test.go
@@ -229,6 +229,7 @@
 func (m *mockAgent) Diff(commit *string) (string, error)         { return "", nil }
 func (m *mockAgent) OS() string                                  { return "linux" }
 func (m *mockAgent) SessionID() string                           { return m.sessionID }
+func (m *mockAgent) SSHConnectionString() string                 { return "sketch-" + m.sessionID }
 func (m *mockAgent) BranchPrefix() string                        { return m.branchPrefix }
 func (m *mockAgent) CurrentTodoContent() string                  { return "" } // Mock returns empty for simplicity
 func (m *mockAgent) OutstandingLLMCallCount() int                { return 0 }