diff --git a/CHANGELOG.md b/CHANGELOG.md
index 910ac80..dce4a63 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 6.1.3
+
+### Changed
+
+- Updated `@tangle-network/agent-eval` to `0.133.1` for corrected normal-approximation statistics.
+
 ## 6.1.2
 
 ### Changed
diff --git a/README.md b/README.md
index c7016f6..6cc18af 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ Supply application callbacks for those decisions, or use `@tangle-network/agent-
 ## Install
 
 ```bash
-pnpm add @tangle-network/agent-knowledge @tangle-network/agent-eval@0.133.0
+pnpm add @tangle-network/agent-knowledge @tangle-network/agent-eval@0.133.1
 ```
 
 Requires Node.js 20.19 or later.
diff --git a/package.json b/package.json
index ca1aea3..306ba99 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tangle-network/agent-knowledge",
-  "version": "6.1.2",
+  "version": "6.1.3",
   "description": "Build, search, evaluate, and improve source-backed knowledge bases.",
   "homepage": "https://github.com/tangle-network/agent-knowledge#readme",
   "repository": {
@@ -75,7 +75,7 @@
     "verify:official-optimizers": "node scripts/verify-official-optimizers.mjs"
   },
   "dependencies": {
-    "@tangle-network/agent-eval": "0.133.0",
+    "@tangle-network/agent-eval": "0.133.1",
     "@tangle-network/agent-interface": "0.36.0",
     "proper-lockfile": "4.1.2",
     "zod": "^4.4.3"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e3f544f..519dadf 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -16,8 +16,8 @@ importers:
   .:
     dependencies:
       '@tangle-network/agent-eval':
-        specifier: 0.133.0
-        version: 0.133.0
+        specifier: 0.133.1
+        version: 0.133.1
       '@tangle-network/agent-interface':
         specifier: 0.36.0
         version: 0.36.0
@@ -636,8 +636,8 @@ packages:
   '@tangle-network/agent-core@0.4.25':
     resolution: {integrity: sha512-3hfIs64b/1/C1ezYhSPu6NC449lO4XAq79uaol0z0eLXcXDM+2znXThTeMTEZUPJ4iAsR514xcHL2OrP3dsE3g==}
 
-  '@tangle-network/agent-eval@0.133.0':
-    resolution: {integrity: sha512-bDruhE0ktC5aYF9mAeHHHx1aV8s2bhpaCt/kYsrkfh4C+4UBdyygNj8Wr9USiWEkEvWTzUB5wBwbp8Z96ObTCw==}
+  '@tangle-network/agent-eval@0.133.1':
+    resolution: {integrity: sha512-vIpsaM9hyOf0V5wX+XCOnDTLBoz6H8ErlTZmlGi86v0BtOpauIfyNsF5UKr/kF7zFODjxv0UseaeKfHP/VYGcA==}
     engines: {node: '>=20'}
     hasBin: true
 
@@ -2750,7 +2750,7 @@ snapshots:
       '@tangle-network/agent-interface': 0.36.0
       zod: 4.4.3
 
-  '@tangle-network/agent-eval@0.133.0':
+  '@tangle-network/agent-eval@0.133.1':
     dependencies:
       '@asteasolutions/zod-to-openapi': 9.1.0(zod@4.4.3)
       '@ax-llm/ax': 23.0.5(zod@4.4.3)