diff --git a/cmd/sidekick-tui/main.go b/cmd/sidekick-tui/main.go
index 43e1bd0..5db8c04 100644
--- a/cmd/sidekick-tui/main.go
+++ b/cmd/sidekick-tui/main.go
@@ -46,6 +46,7 @@ type model struct {
   agent       *sidekick.Sidekick
   pool        map[string]*sidekick.Sidekick
   messages    []string
+  history     []sidekick.Message
   isThinking  bool
   err         error
   ready       bool
@@ -105,6 +106,7 @@ func initialModel() model {
     agent:    agent,
     pool:     pool,
     messages: []string{sysStyle.Render("System: Sidekick initialized. Type a message below.")},
+    history:  []sidekick.Message{},
   }
 }