diff --git a/scripts/run_linux.sh b/scripts/run_linux.sh
index a8f3185..978fccc 100644
--- a/scripts/run_linux.sh
+++ b/scripts/run_linux.sh
@@ -3,6 +3,7 @@ set -e
 
 # Determine architecture
 echo "Building for architecture $TARGETARCH"
+[ -z "$JAVA_HOME" ] && export JAVA_HOME=/usr/lib/jvm/default-java
 echo "JAVA_HOME: $JAVA_HOME"
 echo "PATH: $PATH"
 java -version