diff --git a/README.md b/README.md
index ae1d2c6..204ea44 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # BlastViewer
 
-[![License](https://img.shields.io/badge/license-Affero%20GPL%203.0-blue.svg)](https://www.gnu.org/licenses/agpl-3.0.txt) [![Build Status](https://travis-ci.org/pgdurand/BlastViewer.svg?branch=master)](https://travis-ci.org/pgdurand/BlastViewer) [![](https://tokei.rs/b1/github/pgdurand/BlastViewer?category=code)](https://github.com/pgdurand/BlastViewer) [![](https://img.shields.io/badge/platform-Java--1.8-yellow.svg)](http://www.oracle.com/technetwork/java/javase/downloads/index.html) [![](https://img.shields.io/badge/run_on-Linux--macOS--Windows-yellowgreen.svg)]()
+[![License](https://img.shields.io/badge/license-Affero%20GPL%203.0-blue.svg)](https://www.gnu.org/licenses/agpl-3.0.txt) [![Build Status](https://travis-ci.org/pgdurand/BlastViewer.svg?branch=master)](https://travis-ci.org/pgdurand/BlastViewer) [![](https://tokei.rs/b1/github/pgdurand/BlastViewer?category=code)](https://github.com/pgdurand/BlastViewer) [![](https://img.shields.io/badge/platform-Java--1.8+-yellow.svg)](http://www.oracle.com/technetwork/java/javase/downloads/index.html) [![](https://img.shields.io/badge/run_on-Linux--macOS--Windows-yellowgreen.svg)]()
 
 ## Introduction
 
@@ -13,7 +13,7 @@ This is the BlastViewer Tool. It aims at displaying in a graphical way results f
 
 ## Requirements
 
-Use a [Java Virtual Machine](http://www.oracle.com/technetwork/java/javase/downloads/index.html) 1.8 from Oracle. Do not use JRE 1.9 or above: for now, the UI framework (jGAF) used by BlastViewer is not compatible with recent JREs... work is in progress to fix that!  
+Use a [Java Virtual Machine](http://www.oracle.com/technetwork/java/javase/downloads/index.html) 1.8+ from Oracle.  
 
 *Not tested with any other JVM providers but Oracle... so there is no guarantee that the software will work as expected if not using Oracle's JVM.*
 
diff --git a/jar/jgaf-2.3.1.jar b/jar/jgaf-2.4.0.jar
similarity index 88%
rename from jar/jgaf-2.3.1.jar
rename to jar/jgaf-2.4.0.jar
index b8d9fa8..812f215 100644
Binary files a/jar/jgaf-2.3.1.jar and b/jar/jgaf-2.4.0.jar differ
diff --git a/src/bzh/plealog/blastviewer/version.properties b/src/bzh/plealog/blastviewer/version.properties
index 084e0cf..48510c1 100644
--- a/src/bzh/plealog/blastviewer/version.properties
+++ b/src/bzh/plealog/blastviewer/version.properties
@@ -3,7 +3,7 @@ prg.name=blastviewer
 # UI name
 prg.app.name=BLAST-Viewer
 # release prior to 5: KoriBlast/ngKLAST suite of software
-prg.version=5.4.0
+prg.version=5.4.1
 # Who did what and when
 prg.copyright=(c) 2003-2020, Patrick G. Durand
 prg.provider=Plealog