diff --git a/README.md b/README.md
index 0ddb9611..62b1d12b 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
[![APACHE v2 License](https://img.shields.io/badge/license-apachev2-blue.svg?style=flat)](modules/simple-java-mail/LICENSE-2.0.txt)
-[![Latest Release](https://img.shields.io/maven-central/v/org.simplejavamail/simple-java-mail.svg?style=flat)](https://search.maven.org/#search%7Cgav%7C1%7Cg%3A%22org.simplejavamail%22%20AND%20v%3A%228.9.0%22)
-[![Javadocs](https://img.shields.io/badge/javadoc-8.9.0-brightgreen.svg?color=brightgreen)](https://www.javadoc.io/doc/org.simplejavamail/maven-master-project)
+[![Latest Release](https://img.shields.io/maven-central/v/org.simplejavamail/simple-java-mail.svg?style=flat)](https://search.maven.org/#search%7Cgav%7C1%7Cg%3A%22org.simplejavamail%22%20AND%20v%3A%228.10.0%22)
+[![Javadocs](https://img.shields.io/badge/javadoc-8.10.0-brightgreen.svg?color=brightgreen)](https://www.javadoc.io/doc/org.simplejavamail/maven-master-project)
[![Codacy](https://img.shields.io/codacy/grade/c7506663a4ab41e49b9675d87cd900b7.svg?style=flat)](https://app.codacy.com/gh/bbottema/simple-java-mail)
![Java 8+](https://img.shields.io/badge/java-8+-lightgray.svg)
@@ -20,7 +20,7 @@ Simple Java Mail is available in [Maven Central](https://search.maven.org/search
org.simplejavamail
simple-java-mail
- 8.9.0
+ 8.10.0
```
@@ -28,6 +28,11 @@ Read about additional modules you can add here: [simplejavamail.org/modules](htt
### Latest Progress ###
+[v8.10.0](https://search.maven.org/#artifactdetails%7Corg.simplejavamail%7Csimple-java-mail%7C8.10.0%7Cjar) (30-April-2024)
+
+- [#508](https://github.com/bbottema/simple-java-mail/issues/508): [enhancement+bug] Make EmailConverter API more consistent regarding Session parameter, don't use `Session.getDefaultInstance` anymore and fix bug where `emlToEmailBuilder` used `emlToMimeMessage`
+
+
[v8.9.0](https://search.maven.org/#artifactdetails%7Corg.simplejavamail%7Csimple-java-mail%7C8.9.0%7Cjar) (26-April-2024)
- [#507](https://github.com/bbottema/simple-java-mail/issues/507): [security] Update 3rd party dependencies to get rid of all currently known CVE issues (see issue for details)
diff --git a/RELEASE.txt b/RELEASE.txt
index 4c80213b..50f7e733 100644
--- a/RELEASE.txt
+++ b/RELEASE.txt
@@ -3,9 +3,14 @@ https://www.simplejavamail.org
org.simplejavamail
simple-java-mail
- 8.9.0
+ 8.10.0
+v8.10.0 (30-April-2024)
+
+- #508: [enhancement+bug] Make EmailConverter API more consistent regarding Session parameter, don't use `Session.getDefaultInstance` anymore and fix bug where `emlToEmailBuilder` used `emlToMimeMessage`
+
+
v8.9.0 (26-April-2024)
- #507: [security] Update 3rd party dependencies to get rid of all currently known CVE issues (see issue for details)
diff --git a/modules/cli-module/src/main/java/org/simplejavamail/internal/clisupport/CliCommandLineProducer.java b/modules/cli-module/src/main/java/org/simplejavamail/internal/clisupport/CliCommandLineProducer.java
index 108b39dc..52d62130 100644
--- a/modules/cli-module/src/main/java/org/simplejavamail/internal/clisupport/CliCommandLineProducer.java
+++ b/modules/cli-module/src/main/java/org/simplejavamail/internal/clisupport/CliCommandLineProducer.java
@@ -38,7 +38,7 @@ static CommandLine configurePicoCli(List declaredOptions,
"%n" +
"Note: All the regular functionality regarding properties and config files work with the CLI so you can provide defaults in a " +
"property file as long as it is visible (on class path) or as system environment variables.")
- .version("Simple Java Mail 8.9.0");
+ .version("Simple Java Mail 8.10.0");
rootCommandsHolder.usageMessage()
.customSynopsis("",