Fix Docker entrypoints
diff --git a/docker/scripts/entrypoint.sh b/docker/scripts/entrypoint.sh
index 8691117..657eb6b 100755
--- a/docker/scripts/entrypoint.sh
+++ b/docker/scripts/entrypoint.sh
@@ -21,7 +21,6 @@
 # */
 
 export PATH=$PATH:/opt/bookkeeper/bin
-export JAVA_HOME=/usr/lib/jvm/jre-1.8.0
 
 BK_HOME=/opt/bookkeeper
 BINDIR=${BK_HOME}/bin
diff --git a/docker/scripts/healthcheck.sh b/docker/scripts/healthcheck.sh
index 943be26..2fa30a1 100755
--- a/docker/scripts/healthcheck.sh
+++ b/docker/scripts/healthcheck.sh
@@ -24,8 +24,6 @@
 
 set -x -e -u
 
-export JAVA_HOME=/usr/lib/jvm/jre-1.8.0
-
 # Sanity check that creates a ledger, writes a few entries, reads them and deletes the ledger.
 DEFAULT_HEALTH_CHECK_CMD="/opt/bookkeeper/bin/bookkeeper shell bookiesanity"