diff --git a/CHANGELOG.md b/CHANGELOG.md
index 289e544..6838d0c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,18 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
+### Changed
+
+### Deprecated
+
+### Removed
+
+### Fixed
+
+## [v1.3.0] - 2026-10-14
+
+### Added
+
 - Relation type `processing-validation`
 - The fields can be used in Asset Templates
 - The fields can be used in Provider Objects in Item Properties and Assets
@@ -21,12 +33,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - The fields are not required anymore
 - Updated examples to STAC 1.1.0
 
-### Deprecated
-
-### Removed
-
-### Fixed
-
 ## [v1.2.0] - 2024-05-09
 
 ### Added
@@ -60,7 +66,8 @@ Initial independent release, see [previous history](https://github.com/radiantea
 
 - `processing:lineage` now allows CommonMark for rich-text representation ([#950](https://github.com/radiantearth/stac-spec/issues/950))
 
-[Unreleased]: <https://github.com/stac-extensions/processing/compare/v1.2.0...HEAD>
+[Unreleased]: <https://github.com/stac-extensions/processing/compare/v1.3.0...HEAD>
+[v1.3.0]: <https://github.com/stac-extensions/processing/compare/v1.2.0...v1.3.0>
 [v1.2.0]: <https://github.com/stac-extensions/processing/compare/v1.2.0...v1.1.0>
 [v1.1.0]: <https://github.com/stac-extensions/processing/compare/v1.1.0...v1.0.0>
 [v1.0.0]: <https://github.com/stac-extensions/processing/tree/v1.0.0>
diff --git a/README.md b/README.md
index f51cb0a..7590950 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Processing Extension Specification
 
 - **Title:** Processing
-- **Identifier:** <https://stac-extensions.github.io/processing/v1.2.0/schema.json>
+- **Identifier:** <https://stac-extensions.github.io/processing/v1.3.0/schema.json>
 - **Field Name Prefix:** processing
 - **Scope:** Item, Collection
 - **Extension [Maturity Classification](https://github.com/radiantearth/stac-spec/tree/master/extensions/README.md#extension-maturity):** Candidate
diff --git a/examples/collection.json b/examples/collection.json
index e1e8c22..105eba8 100644
--- a/examples/collection.json
+++ b/examples/collection.json
@@ -1,7 +1,7 @@
 {
   "stac_version": "1.1.0",
   "stac_extensions": [
-    "https://stac-extensions.github.io/processing/v1.2.0/schema.json"
+    "https://stac-extensions.github.io/processing/v1.3.0/schema.json"
   ],
   "type": "Collection",
   "id": "Sentinel2-L2A",
diff --git a/examples/item-sentinel-2.json b/examples/item-sentinel-2.json
index 404291a..160fa06 100644
--- a/examples/item-sentinel-2.json
+++ b/examples/item-sentinel-2.json
@@ -1,7 +1,7 @@
 {
   "stac_version": "1.1.0",
   "stac_extensions": [
-    "https://stac-extensions.github.io/processing/v1.2.0/schema.json"
+    "https://stac-extensions.github.io/processing/v1.3.0/schema.json"
   ],
   "type": "Feature",
   "id": "S2A_MSIL2A_20250626T101701_R065_T32UQU_20250626T142217",
diff --git a/examples/item.json b/examples/item.json
index 2dd36e0..d232e7c 100644
--- a/examples/item.json
+++ b/examples/item.json
@@ -3,7 +3,7 @@
   "stac_extensions": [
     "https://stac-extensions.github.io/sat/v1.0.0/schema.json",
     "https://stac-extensions.github.io/sar/v1.0.0/schema.json",
-    "https://stac-extensions.github.io/processing/v1.2.0/schema.json"
+    "https://stac-extensions.github.io/processing/v1.3.0/schema.json"
   ],
   "id": "S1A_IW_GRDH_1SDV_20160822T182823_20160822T182848_012717_013FFE_90AF",
   "properties": {
diff --git a/json-schema/schema.json b/json-schema/schema.json
index c557f7a..94f71cd 100644
--- a/json-schema/schema.json
+++ b/json-schema/schema.json
@@ -1,6 +1,6 @@
 {
   "$schema": "http://json-schema.org/draft-07/schema#",
-  "$id": "https://stac-extensions.github.io/processing/v1.2.0/schema.json#",
+  "$id": "https://stac-extensions.github.io/processing/v1.3.0/schema.json#",
   "title": "Processing Extension",
   "description": "STAC Processing Extension for STAC Items and STAC Collections.",
   "type": "object",
@@ -12,7 +12,7 @@
     "stac_extensions": {
       "type": "array",
       "contains": {
-        "const": "https://stac-extensions.github.io/processing/v1.2.0/schema.json"
+        "const": "https://stac-extensions.github.io/processing/v1.3.0/schema.json"
       }
     },
     "type": {
diff --git a/package.json b/package.json
index 49cde14..57fcb1d 100644
--- a/package.json
+++ b/package.json
@@ -1,11 +1,11 @@
 {
   "name": "stac-extensions",
-  "version": "1.2.0",
+  "version": "1.3.0",
   "scripts": {
     "test": "npm run check-markdown && npm run check-examples",
     "check-markdown": "remark . -f -r .github/remark.yaml",
-    "check-examples": "stac-node-validator . --lint --verbose --schemaMap https://stac-extensions.github.io/processing/v1.2.0/schema.json=./json-schema/schema.json",
-    "format-examples": "stac-node-validator . --format --schemaMap https://stac-extensions.github.io/processing/v1.2.0/schema.json=./json-schema/schema.json"
+    "check-examples": "stac-node-validator . --lint --verbose --schemaMap https://stac-extensions.github.io/processing/v1.3.0/schema.json=./json-schema/schema.json",
+    "format-examples": "stac-node-validator . --format --schemaMap https://stac-extensions.github.io/processing/v1.3.0/schema.json=./json-schema/schema.json"
   },
   "dependencies": {
     "remark-cli": "^12.0.0",