diff --git a/.github/workflows/publish-sonatype.yml b/.github/workflows/publish-sonatype.yml
index e5d190f84..5036a6e8e 100644
--- a/.github/workflows/publish-sonatype.yml
+++ b/.github/workflows/publish-sonatype.yml
@@ -22,7 +22,7 @@ jobs:
           distribution: temurin
           java-version: |
             8
-            17
+            21
           cache: gradle
 
       - name: Set up Gradle
diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 269cfb5d4..1cc6e56cc 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.311.0"
+  ".": "0.311.1"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 98f0dcc59..7f9c42e36 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.311.1 (2025-09-03)
+
+Full Changelog: [v0.311.0...v0.311.1](https://github.com/Increase/increase-java/compare/v0.311.0...v0.311.1)
+
+### Bug Fixes
+
+* **ci:** use java-version 21 for publish step ([26b6bc7](https://github.com/Increase/increase-java/commit/26b6bc714133b9820ca9295d7f96fe62efa6e2a1))
+
 ## 0.311.0 (2025-08-29)
 
 Full Changelog: [v0.310.0...v0.311.0](https://github.com/Increase/increase-java/compare/v0.310.0...v0.311.0)
diff --git a/README.md b/README.md
index 4cdace222..42c447cde 100644
--- a/README.md
+++ b/README.md
@@ -2,8 +2,8 @@
 
 <!-- x-release-please-start-version -->
 
-[![Maven Central](https://img.shields.io/maven-central/v/com.increase.api/increase-java)](https://central.sonatype.com/artifact/com.increase.api/increase-java/0.311.0)
-[![javadoc](https://javadoc.io/badge2/com.increase.api/increase-java/0.311.0/javadoc.svg)](https://javadoc.io/doc/com.increase.api/increase-java/0.311.0)
+[![Maven Central](https://img.shields.io/maven-central/v/com.increase.api/increase-java)](https://central.sonatype.com/artifact/com.increase.api/increase-java/0.311.1)
+[![javadoc](https://javadoc.io/badge2/com.increase.api/increase-java/0.311.1/javadoc.svg)](https://javadoc.io/doc/com.increase.api/increase-java/0.311.1)
 
 <!-- x-release-please-end -->
 
@@ -13,7 +13,7 @@ The Increase Java SDK is similar to the Increase Kotlin SDK but with minor diffe
 
 <!-- x-release-please-start-version -->
 
-The REST API documentation can be found on [increase.com](https://increase.com/documentation). Javadocs are available on [javadoc.io](https://javadoc.io/doc/com.increase.api/increase-java/0.311.0).
+The REST API documentation can be found on [increase.com](https://increase.com/documentation). Javadocs are available on [javadoc.io](https://javadoc.io/doc/com.increase.api/increase-java/0.311.1).
 
 <!-- x-release-please-end -->
 
@@ -24,7 +24,7 @@ The REST API documentation can be found on [increase.com](https://increase.com/d
 ### Gradle
 
 ```kotlin
-implementation("com.increase.api:increase-java:0.311.0")
+implementation("com.increase.api:increase-java:0.311.1")
 ```
 
 ### Maven
@@ -33,7 +33,7 @@ implementation("com.increase.api:increase-java:0.311.0")
 <dependency>
   <groupId>com.increase.api</groupId>
   <artifactId>increase-java</artifactId>
-  <version>0.311.0</version>
+  <version>0.311.1</version>
 </dependency>
 ```
 
diff --git a/build.gradle.kts b/build.gradle.kts
index c750798e4..fd479c30d 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -8,7 +8,7 @@ repositories {
 
 allprojects {
     group = "com.increase.api"
-    version = "0.311.0" // x-release-please-version
+    version = "0.311.1" // x-release-please-version
 }
 
 subprojects {