diff --git a/phases/index.json b/phases/index.json
index e6f8923..483c0e4 100644
--- a/phases/index.json
+++ b/phases/index.json
@@ -16,7 +16,8 @@
     },
     {
       "dir": "nonlinear-static-newton-raphson",
-      "status": "pending"
+      "status": "completed",
+      "completed_at": "2026-08-28T21:08:58+0900"
     }
   ]
-}
+}
\ No newline at end of file
diff --git a/phases/nonlinear-static-newton-raphson/index.json b/phases/nonlinear-static-newton-raphson/index.json
index 3a4079d..4bd35b4 100644
--- a/phases/nonlinear-static-newton-raphson/index.json
+++ b/phases/nonlinear-static-newton-raphson/index.json
@@ -107,5 +107,6 @@
       "completed_at": "2026-08-28T21:08:58+0900"
     }
   ],
-  "created_at": "2026-08-24T01:41:01+0900"
+  "created_at": "2026-08-24T01:41:01+0900",
+  "completed_at": "2026-08-28T21:08:58+0900"
 }
\ No newline at end of file