diff --git a/codex-rs/tui/src/chatwidget/plugins.rs b/codex-rs/tui/src/chatwidget/plugins.rs
index 800280ed4c..7f0d98721e 100644
--- a/codex-rs/tui/src/chatwidget/plugins.rs
+++ b/codex-rs/tui/src/chatwidget/plugins.rs
@@ -1127,7 +1127,7 @@ fn sort_plugin_entries(entries: &mut [(&PluginMarketplaceEntry, &PluginSummary,
 }
 
 fn marketplace_tab_id(marketplace: &PluginMarketplaceEntry) -> String {
-    format!("marketplace:{}", marketplace.name)
+    format!("marketplace:{}", marketplace.path.display())
 }
 
 fn disambiguate_duplicate_tab_labels(labels: Vec<String>) -> Vec<String> {
diff --git a/codex-rs/tui/src/chatwidget/tests/popups_and_settings.rs b/codex-rs/tui/src/chatwidget/tests/popups_and_settings.rs
index 6396b5844a..218b7fb637 100644
--- a/codex-rs/tui/src/chatwidget/tests/popups_and_settings.rs
+++ b/codex-rs/tui/src/chatwidget/tests/popups_and_settings.rs
@@ -535,6 +535,66 @@ async fn plugins_popup_openai_curated_tab_omits_marketplace_in_rows() {
     );
 }
 
+#[tokio::test]
+async fn plugins_popup_refresh_preserves_duplicate_marketplace_tab_by_path() {
+    let (mut chat, _rx, _op_rx) = make_chatwidget_manual(/*model_override*/ None).await;
+    chat.set_feature_enabled(Feature::Plugins, /*enabled*/ true);
+
+    let response = plugins_test_response(vec![
+        PluginMarketplaceEntry {
+            name: "duplicate".to_string(),
+            path: plugins_test_absolute_path("marketplaces/home/marketplace.json"),
+            interface: Some(MarketplaceInterface {
+                display_name: Some("Duplicate Marketplace".to_string()),
+            }),
+            plugins: vec![plugins_test_summary(
+                "plugin-home",
+                "home",
+                Some("Home Plugin"),
+                Some("Home marketplace plugin."),
+                /*installed*/ false,
+                /*enabled*/ true,
+                PluginInstallPolicy::Available,
+            )],
+        },
+        PluginMarketplaceEntry {
+            name: "duplicate".to_string(),
+            path: plugins_test_absolute_path("marketplaces/repo/marketplace.json"),
+            interface: Some(MarketplaceInterface {
+                display_name: Some("Duplicate Marketplace".to_string()),
+            }),
+            plugins: vec![plugins_test_summary(
+                "plugin-repo",
+                "repo",
+                Some("Repo Plugin"),
+                Some("Repo marketplace plugin."),
+                /*installed*/ false,
+                /*enabled*/ true,
+                PluginInstallPolicy::Available,
+            )],
+        },
+    ]);
+    let cwd = chat.config.cwd.to_path_buf();
+    chat.on_plugins_loaded(cwd.clone(), Ok(response.clone()));
+    chat.add_plugins_output();
+
+    for _ in 0..4 {
+        chat.handle_key_event(KeyEvent::from(KeyCode::Right));
+    }
+
+    chat.on_plugins_loaded(cwd, Ok(response));
+
+    let popup = render_bottom_popup(&chat, /*width*/ 100);
+    assert!(
+        popup.contains("Duplicate Marketplace (2/2)."),
+        "expected refresh to preserve the second duplicate marketplace tab, got:\n{popup}"
+    );
+    assert!(
+        popup.contains("Repo Plugin") && !popup.contains("Home Plugin"),
+        "expected second duplicate marketplace rows after refresh, got:\n{popup}"
+    );
+}
+
 #[tokio::test]
 async fn plugins_popup_search_no_matches_and_backspace_restores_results() {
     let (mut chat, _rx, _op_rx) = make_chatwidget_manual(/*model_override*/ None).await;