diff --git a/CLAUDE.md b/CLAUDE.md
index 10e68e69e..461a40d92 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -11,7 +11,7 @@ Multiplayer game on **Unity DOTS (Entities) + Netcode for Entities** — server-
 - **Net-zero rule:** every addition is paid for by a condensation elsewhere. Keep only the hottest, highest-recurrence operational rules inline (flag them **★**); depth lives in the archive + DRs.
 - Condensation history: 06-04 → 06-17 (M1–END-2 long-form + 6.5 stack swap → archive).
 
-## Stack — Unity 6.5.0 (`6000.5.0f1`, stable) as of 2026-06-17
+## Stack — Unity 6.5.1 (`6000.5.1f1`, stable) as of 2026-06-27
 
 | Package | Version | Notes |
 |---|---|---|
diff --git a/Packages/manifest.json b/Packages/manifest.json
index c7276711d..9dd490706 100644
--- a/Packages/manifest.json
+++ b/Packages/manifest.json
@@ -5,7 +5,7 @@
     "com.unity.ai.inference": "2.6.1",
     "com.unity.ai.navigation": "2.0.13",
     "com.unity.charactercontroller": "1.4.2",
-    "com.unity.cinemachine": "3.1.6",
+    "com.unity.cinemachine": "3.1.7",
     "com.unity.collab-proxy": "2.12.4",
     "com.unity.entities": "6.5.0",
     "com.unity.entities.graphics": "6.5.0",
@@ -17,7 +17,7 @@
     "com.unity.multiplayer.tools": "2.2.8",
     "com.unity.netcode": "6.5.0",
     "com.unity.physics": "6.5.0",
-    "com.unity.probuilder": "6.0.9",
+    "com.unity.probuilder": "6.1.2",
     "com.unity.render-pipelines.universal": "17.5.0",
     "com.unity.services.multiplayer": "2.1.3",
     "com.unity.shadergraph": "17.5.0",
diff --git a/Packages/packages-lock.json b/Packages/packages-lock.json
index 972fa7611..373174328 100644
--- a/Packages/packages-lock.json
+++ b/Packages/packages-lock.json
@@ -104,7 +104,7 @@
       "url": "https://packages.unity.com"
     },
     "com.unity.cinemachine": {
-      "version": "3.1.6",
+      "version": "3.1.7",
       "depth": 0,
       "source": "registry",
       "dependencies": {
@@ -284,7 +284,7 @@
       }
     },
     "com.unity.probuilder": {
-      "version": "6.0.9",
+      "version": "6.1.2",
       "depth": 0,
       "source": "registry",
       "dependencies": {
@@ -358,13 +358,13 @@
       }
     },
     "com.unity.services.authentication": {
-      "version": "3.6.1",
+      "version": "3.7.0",
       "depth": 1,
       "source": "registry",
       "dependencies": {
         "com.unity.ugui": "1.0.0",
-        "com.unity.services.core": "1.15.1",
-        "com.unity.nuget.newtonsoft-json": "3.2.1",
+        "com.unity.services.core": "1.18.0",
+        "com.unity.nuget.newtonsoft-json": "3.2.2",
         "com.unity.modules.unitywebrequest": "1.0.0"
       },
       "url": "https://packages.unity.com"
@@ -428,7 +428,7 @@
       "url": "https://packages.unity.com"
     },
     "com.unity.services.wire": {
-      "version": "1.4.2",
+      "version": "1.4.4",
       "depth": 1,
       "source": "registry",
       "dependencies": {
@@ -455,7 +455,7 @@
       }
     },
     "com.unity.splines": {
-      "version": "2.8.4",
+      "version": "2.9.0",
       "depth": 1,
       "source": "registry",
       "dependencies": {
diff --git a/ProjectSettings/ProjectVersion.txt b/ProjectSettings/ProjectVersion.txt
index a9e6af38a..ebb0abf33 100644
--- a/ProjectSettings/ProjectVersion.txt
+++ b/ProjectSettings/ProjectVersion.txt
@@ -1,2 +1,2 @@
-m_EditorVersion: 6000.5.0f1
-m_EditorVersionWithRevision: 6000.5.0f1 (88b47c5e7076)
+m_EditorVersion: 6000.5.1f1
+m_EditorVersionWithRevision: 6000.5.1f1 (0d9463e84828)