diff --git a/docker/environment b/docker/environment
index 8c4e756..fee7f7e 100644
--- a/docker/environment
+++ b/docker/environment
@@ -22,7 +22,7 @@ DRUID_XMX=1g
 DRUID_XMS=1g
 DRUID_MAXNEWSIZE=250m
 DRUID_NEWSIZE=250m
-DRUID_MAXDIRECTMEMORYSIZE=6172m
+DRUID_MAXDIRECTMEMORYSIZE=3086m
 
 druid_emitter_logging_logLevel=debug