diff --git a/acceptance-tests/acceptance-tests-avaje-jsonb/pom.xml b/acceptance-tests/acceptance-tests-avaje-jsonb/pom.xml
index 1849e1a52..00b335a25 100644
--- a/acceptance-tests/acceptance-tests-avaje-jsonb/pom.xml
+++ b/acceptance-tests/acceptance-tests-avaje-jsonb/pom.xml
@@ -31,7 +31,7 @@
   <description>Acceptance test components.</description>
 
   <properties>
-    <avaje-jsonb.version>1.4-RC1</avaje-jsonb.version>
+    <avaje-jsonb.version>1.4-RC6</avaje-jsonb.version>
     <jsonassert.version>1.5.1</jsonassert.version>
   </properties>