diff --git a/conf/hasta.config b/conf/hasta.config
index b83f906..862676a 100644
--- a/conf/hasta.config
+++ b/conf/hasta.config
@@ -10,6 +10,7 @@ params {
 
 singularity {
   enabled = true
+  envWhitelist = ['_JAVA_OPTIONS']
 }
 
 params {