diff --git a/.github/release-please/release-please-manifest.json b/.github/release-please/release-please-manifest.json
index a7130553..d52d2b97 100644
--- a/.github/release-please/release-please-manifest.json
+++ b/.github/release-please/release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.12.0"
+  ".": "0.13.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index aecc756d..d9402f7a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,23 @@
 # Changelog
 
+## [0.13.0](https://github.com/opentdf/java-sdk/compare/v0.12.0...v0.13.0) (2026-04-09)
+
+
+### Features
+
+* **sdk:** add EntityIdentifier convenience constructors ([#346](https://github.com/opentdf/java-sdk/issues/346)) ([eeb8805](https://github.com/opentdf/java-sdk/commit/eeb880598c0121771ce00838610900da5aa2995c))
+* **sdk:** DSPX-2418 add discovery convenience methods ([#339](https://github.com/opentdf/java-sdk/issues/339)) ([8de6068](https://github.com/opentdf/java-sdk/commit/8de60683794daf64d6fbfbc36b1fc5225d015714))
+* **sdk:** expose SRT signer ([#329](https://github.com/opentdf/java-sdk/issues/329)) ([f93d332](https://github.com/opentdf/java-sdk/commit/f93d33275c4343c04fef4fba2e98ab8b06c1a670))
+
+
+### Bug Fixes
+
+* add a default assertion id if one is not specified ([#341](https://github.com/opentdf/java-sdk/issues/341)) ([69d6a53](https://github.com/opentdf/java-sdk/commit/69d6a53387c8427e0ff968e599086484e6ae90da))
+* **docs:** DSPX-2409 replace SDK README code example with working code ([#336](https://github.com/opentdf/java-sdk/issues/336)) ([0f224a6](https://github.com/opentdf/java-sdk/commit/0f224a636b4e67418680309a1c66ef06519a4e81))
+* **sdk:** Support kas keys with extended EC methods  ([#344](https://github.com/opentdf/java-sdk/issues/344)) ([982b287](https://github.com/opentdf/java-sdk/commit/982b28766da4f996b2149fa2cd2c6a180412bcbf))
+* **sdk:** Support RSA4096 Kas keys ([#343](https://github.com/opentdf/java-sdk/issues/343)) ([dba9bbf](https://github.com/opentdf/java-sdk/commit/dba9bbf5fb33df6dfa467af37374071c46bf521e))
+* **sdk:** Updates to proto version v0.16.0 ([#308](https://github.com/opentdf/java-sdk/issues/308)) ([4660e27](https://github.com/opentdf/java-sdk/commit/4660e27fcec193734d6e343088505be98a278621))
+
 ## [0.12.0](https://github.com/opentdf/java-sdk/compare/v0.11.1...v0.12.0) (2026-01-15)
 
 
diff --git a/cmdline/pom.xml b/cmdline/pom.xml
index 9d30fa9b..bdf842b6 100644
--- a/cmdline/pom.xml
+++ b/cmdline/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.opentdf.platform</groupId>
         <artifactId>sdk-pom</artifactId>
-        <version>0.12.1-SNAPSHOT</version>
+        <version>0.13.0</version>
     </parent>
     <artifactId>cmdline</artifactId>
     <properties>
diff --git a/cmdline/src/main/java/io/opentdf/platform/Command.java b/cmdline/src/main/java/io/opentdf/platform/Command.java
index 5301be67..7beb56f3 100644
--- a/cmdline/src/main/java/io/opentdf/platform/Command.java
+++ b/cmdline/src/main/java/io/opentdf/platform/Command.java
@@ -53,7 +53,7 @@
  */
 class Versions {
     // Version of the SDK, managed by release-please.
-    public static final String SDK = "0.12.1-SNAPSHOT"; // x-release-please-version
+    public static final String SDK = "0.13.0"; // x-release-please-version
 
     // This sdk aims to support this version of the TDF spec; currently 4.3.0.
     public static final String TDF_SPEC = "4.3.0";
diff --git a/examples/pom.xml b/examples/pom.xml
index 8dda6b52..f5da10d0 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <artifactId>sdk-pom</artifactId>
     <groupId>io.opentdf.platform</groupId>
-    <version>0.12.1-SNAPSHOT</version>
+    <version>0.13.0</version>
   </parent>
 
   <groupId>io.opentdf.platform</groupId>
diff --git a/pom.xml b/pom.xml
index 0199e506..9aa0a70e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>io.opentdf.platform</groupId>
     <artifactId>sdk-pom</artifactId>
-    <version>0.12.1-SNAPSHOT</version>
+    <version>0.13.0</version>
     <name>io.opentdf.platform:sdk-pom</name>
     <description>OpenTDF Java SDK</description>
     <url>https://github.com/opentdf/java-sdk</url>
diff --git a/sdk/pom.xml b/sdk/pom.xml
index 2c262366..1ca70d89 100644
--- a/sdk/pom.xml
+++ b/sdk/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>sdk-pom</artifactId>
         <groupId>io.opentdf.platform</groupId>
-        <version>0.12.1-SNAPSHOT</version>
+        <version>0.13.0</version>
     </parent>
     <packaging>jar</packaging>
     <properties>
diff --git a/sdk/src/main/java/io/opentdf/platform/sdk/Version.java b/sdk/src/main/java/io/opentdf/platform/sdk/Version.java
index c73dd20a..546c4905 100644
--- a/sdk/src/main/java/io/opentdf/platform/sdk/Version.java
+++ b/sdk/src/main/java/io/opentdf/platform/sdk/Version.java
@@ -13,7 +13,7 @@
 class Version implements Comparable<Version> {
 
     // Version of the SDK, managed by release-please.
-    public static final String SDK = "0.12.1-SNAPSHOT"; // x-release-please-version
+    public static final String SDK = "0.13.0"; // x-release-please-version
 
     private final int major;
     private final int minor;