diff --git a/config/server/nexus.conf b/config/server/nexus.conf
index 2383b68c462875d775fe5ec5367bf5f56a4f3b61..8eab2815fb445638f7e39edf98c86075357a022f 100644
--- a/config/server/nexus.conf
+++ b/config/server/nexus.conf
@@ -27,7 +27,7 @@ locked_time_hours = 4.0
 
 [limits]
 
-max_upload_size = 30G
+max_upload_size = 16M
 
 # We estimate that KVM allows for this amount of RAM saving in % (due to page sharing across VMs).
 # 30% seems to be a pretty conservative estimate.