diff --git a/phases/index.json b/phases/index.json
index 172d8a0..704342a 100644
--- a/phases/index.json
+++ b/phases/index.json
@@ -6,7 +6,8 @@
     },
     {
       "dir": "linear-static-mitc4-shell",
-      "status": "pending"
+      "status": "completed",
+      "completed_at": "2026-08-13T10:14:08+0900"
     }
   ]
-}
+}
\ No newline at end of file
diff --git a/phases/linear-static-mitc4-shell/index.json b/phases/linear-static-mitc4-shell/index.json
index 859b5b8..400c99a 100644
--- a/phases/linear-static-mitc4-shell/index.json
+++ b/phases/linear-static-mitc4-shell/index.json
@@ -115,5 +115,6 @@
       "completed_at": "2026-08-13T10:14:08+0900"
     }
   ],
-  "created_at": "2026-08-12T17:50:02+0900"
+  "created_at": "2026-08-12T17:50:02+0900",
+  "completed_at": "2026-08-13T10:14:08+0900"
 }
\ No newline at end of file