diff --git a/dockerentry.sh b/dockerentry.sh
index 272a18fc..58f37670 100644
--- a/dockerentry.sh
+++ b/dockerentry.sh
@@ -6,6 +6,7 @@ set -o pipefail || true
 set -x || true
 
 exec java \
+    -Xmx512M \
     --add-exports java.base/sun.nio.ch=ALL-UNNAMED \
     -Ddhfs.objects.persistence.files.root=/dhfs_root/p \
     -Ddhfs.objects.root=/dhfs_root/d \
diff --git a/run-wrapper/run b/run-wrapper/run
index a54041c8..6eb020a6 100755
--- a/run-wrapper/run
+++ b/run-wrapper/run
@@ -24,7 +24,7 @@ EXTRAOPTS_PARSED="$(tr '\n\r' ' ' <"$EXTRAOPTS")"
 echo "Extra options: $EXTRAOPTS_PARSED"
 
 java \
-    -Xmx384M \
+    -Xmx512M \
     -Ddhfs.objects.writeback.limit=134217728 \
     -Ddhfs.objects.lru.limit=134217728 \
     --add-exports java.base/sun.nio.ch=ALL-UNNAMED \