diff --git a/jitpack.yml b/jitpack.yml
index 435e41c..b6056a9 100644
--- a/jitpack.yml
+++ b/jitpack.yml
@@ -1,2 +1,5 @@
+before_install:
+  - wget https://github.com/sormuras/bach/raw/master/install-jdk.sh
+  - source ./install-jdk.sh --feature 16 --license GPL
 jdk:
   - openjdk16
diff --git a/pom.xml b/pom.xml
index ae36eab..989c440 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>tsp.headdb</groupId>
     <artifactId>HeadDB</artifactId>
-    <version>2.4.3</version>
+    <version>2.4.4</version>
     <packaging>jar</packaging>
 
     <name>HeadDB</name>