diff --git a/ZB.MOM.WW.SPHistorianClient/CLAUDE.md b/ZB.MOM.WW.SPHistorianClient/CLAUDE.md
index 86bd6cd..e82b29d 100644
--- a/ZB.MOM.WW.SPHistorianClient/CLAUDE.md
+++ b/ZB.MOM.WW.SPHistorianClient/CLAUDE.md
@@ -137,6 +137,7 @@ and skip cleanly when unset.
 | Variable | Required | Notes |
 |---|---|---|
 | `HISTORIAN_HOST` | yes (gates WCF tests) | Historian server hostname or IP |
+| `HISTORIAN_PORT` | optional | Override the WCF TCP port (default 32568) |
 | `HISTORIAN_TEST_TAG` | yes | A historized tag that exists on the server (use a system tag such as `SysTimeSec` for safe testing) |
 | `HISTORIAN_USER` | optional | Omit to use Windows integrated security |
 | `HISTORIAN_PASSWORD` | optional | Only used when `HISTORIAN_USER` is set |
diff --git a/docs/plans/2026-06-19-sphistorianclient.md.tasks.json b/docs/plans/2026-06-19-sphistorianclient.md.tasks.json
index f135cf4..15beb16 100644
--- a/docs/plans/2026-06-19-sphistorianclient.md.tasks.json
+++ b/docs/plans/2026-06-19-sphistorianclient.md.tasks.json
@@ -1,13 +1,13 @@
 {
   "planPath": "docs/plans/2026-06-19-sphistorianclient.md",
   "tasks": [
-    {"id": 1, "subject": "Task 1: Scaffold library skeleton", "status": "pending"},
-    {"id": 2, "subject": "Task 2: Port source + tests with namespace rewrite", "status": "pending", "blockedBy": [1]},
-    {"id": 3, "subject": "Task 3: Build + test green", "status": "pending", "blockedBy": [2]},
-    {"id": 4, "subject": "Task 4: Add AddZbSpHistorianClient DI extension (TDD)", "status": "pending", "blockedBy": [3]},
-    {"id": 5, "subject": "Task 5: Author CLAUDE.md + README.md", "status": "pending", "blockedBy": [3]},
-    {"id": 6, "subject": "Task 6: Pack verification", "status": "pending", "blockedBy": [4, 5]},
-    {"id": 7, "subject": "Task 7: Index new lib in umbrella CLAUDE.md (optional)", "status": "pending", "blockedBy": [6]}
+    {"id": 1, "subject": "Task 1: Scaffold library skeleton", "status": "completed"},
+    {"id": 2, "subject": "Task 2: Port source + tests with namespace rewrite", "status": "completed", "blockedBy": [1]},
+    {"id": 3, "subject": "Task 3: Build + test green", "status": "completed", "blockedBy": [2]},
+    {"id": 4, "subject": "Task 4: Add AddZbSpHistorianClient DI extension (TDD)", "status": "completed", "blockedBy": [3]},
+    {"id": 5, "subject": "Task 5: Author CLAUDE.md + README.md", "status": "completed", "blockedBy": [3]},
+    {"id": 6, "subject": "Task 6: Pack verification", "status": "completed", "blockedBy": [4, 5]},
+    {"id": 7, "subject": "Task 7: Index new lib in umbrella CLAUDE.md (optional)", "status": "completed", "blockedBy": [6]}
   ],
   "lastUpdated": "2026-06-19"
 }