diff --git a/.github/release-please/manifest.json b/.github/release-please/manifest.json
index e5575927..125704cf 100644
--- a/.github/release-please/manifest.json
+++ b/.github/release-please/manifest.json
@@ -1,5 +1,5 @@
 {
-  "specifications/core/v1": "1.1.0",
+  "specifications/core/v1": "1.1.1",
   "specifications/component/v1": "1.6.0",
   "specifications/blueprint/v1": "1.7.1",
   "specifications/listing/v1": "1.0.1"
diff --git a/published.json b/published.json
index 01beee41..90f8ee2d 100644
--- a/published.json
+++ b/published.json
@@ -147,6 +147,11 @@
       "path": "specifications/core/v1",
       "tree": "963f5da7e89072d8312937ca1fa4cc130e5f5897"
     },
+    "core/v1.1.1": {
+      "bundleSha256": null,
+      "path": "specifications/core/v1",
+      "tree": "151d95e68d6707bf142acec70583f8215bc69bca"
+    },
     "listing/v1.0.0": {
       "bundleSha256": "8a0ac418d4dacfc998310d11bf8003a1841e10b0869ca6b2b294caafb845305d",
       "path": "specifications/listing/v1",
diff --git a/specifications/core/v1/CHANGELOG.md b/specifications/core/v1/CHANGELOG.md
index 9afa2b02..390f6cda 100644
--- a/specifications/core/v1/CHANGELOG.md
+++ b/specifications/core/v1/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.1.1](https://github.com/musher-dev/specifications/compare/core/v1.1.0...core/v1.1.1) (2026-10-04)
+
+
+### Specification prose
+
+* **core:** name ERR_INVALID_NUMBER and fix two stale citations ([#170](https://github.com/musher-dev/specifications/issues/170)) ([fab704c](https://github.com/musher-dev/specifications/commit/fab704c963ef7cc7ad09377f276bcfc0c8de05dc)), closes [#166](https://github.com/musher-dev/specifications/issues/166)
+
 ## [1.1.0](https://github.com/musher-dev/specifications/compare/core/v1.0.0...core/v1.1.0) (2026-09-29)