diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index a713055..d52d2b9 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.12.0"
+  ".": "0.13.0"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index 93de6b1..e7b8198 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 20
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/cas-parser/cas-parser-26d0931f3488af784c16303683cbf24225c727615fd32ee071144974e7c59670.yml
-openapi_spec_hash: 242a5f4d982645a25e0d66ef088940a5
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/cas-parser/cas-parser-cd8e042a9746bbe9bd180614fccc7597b85f4e8f6a29da6cd2f4cbf831fb2fbe.yml
+openapi_spec_hash: e27c0d9cd8cdeb348c88e6c4e8777e39
 config_hash: 5509bb7a961ae2e79114b24c381606d4
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ca96d68..a5d793e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.13.0 (2026-08-02)
+
+Full Changelog: [v0.12.0...v0.13.0](https://github.com/CASParser/cas-parser-go/compare/v0.12.0...v0.13.0)
+
+### Features
+
+* **api:** api update ([d5497ca](https://github.com/CASParser/cas-parser-go/commit/d5497ca0f858ec9b9a6c9dbd342e8dd6c049f0b7))
+
 ## 0.12.0 (2026-07-26)
 
 Full Changelog: [v0.11.0...v0.12.0](https://github.com/CASParser/cas-parser-go/compare/v0.11.0...v0.12.0)
diff --git a/README.md b/README.md
index 12d1c5b..a5317b1 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ Or to pin the version:
 <!-- x-release-please-start-version -->
 
 ```sh
-go get -u 'github.com/CASParser/cas-parser-go@v0.12.0'
+go get -u 'github.com/CASParser/cas-parser-go@v0.13.0'
 ```
 
 <!-- x-release-please-end -->
diff --git a/camskfintech.go b/camskfintech.go
index ff05d5d..c529198 100644
--- a/camskfintech.go
+++ b/camskfintech.go
@@ -832,6 +832,9 @@ type UnifiedResponseMutualFundSchemeAdditionalInfo struct {
 	Amfi string `json:"amfi"`
 	// Closing balance units for the statement period
 	CloseUnits float64 `json:"close_units" api:"nullable"`
+	// Whether the scheme is held in demat form (CAMS/KFintech). true = Demat, false =
+	// Non-Demat, null = not specified.
+	IsDemat bool `json:"is_demat" api:"nullable"`
 	// Opening balance units for the statement period
 	OpenUnits float64 `json:"open_units" api:"nullable"`
 	// RTA code for the scheme (CAMS/KFintech)
@@ -841,6 +844,7 @@ type UnifiedResponseMutualFundSchemeAdditionalInfo struct {
 		Advisor     respjson.Field
 		Amfi        respjson.Field
 		CloseUnits  respjson.Field
+		IsDemat     respjson.Field
 		OpenUnits   respjson.Field
 		RtaCode     respjson.Field
 		ExtraFields map[string]respjson.Field
diff --git a/internal/version.go b/internal/version.go
index 71064e9..871f096 100644
--- a/internal/version.go
+++ b/internal/version.go
@@ -2,4 +2,4 @@
 
 package internal
 
-const PackageVersion = "0.12.0" // x-release-please-version
+const PackageVersion = "0.13.0" // x-release-please-version