diff --git a/metadata/com.tailscale.ipn.yml b/metadata/com.tailscale.ipn.yml
index 21be36f71a..8fb077db86 100644
--- a/metadata/com.tailscale.ipn.yml
+++ b/metadata/com.tailscale.ipn.yml
@@ -979,6 +979,8 @@ Builds:
       - apt-get update
       - apt-get install -y -t bullseye-backports golang-go
       - apt-get install -y build-essential
+      - apt-get install -y openjdk-17-jdk-headless
+      - update-java-alternatives -a
     gradle:
       - fdroid
     srclibs: