diff --git a/wakusim.env b/wakusim.env
index 4373649..4a51453 100644
--- a/wakusim.env
+++ b/wakusim.env
@@ -2,7 +2,7 @@
 NWAKU_IMAGE=wakuorg/nwaku:latest
 GOWAKU_IMAGE=wakuorg/go-waku:v0.8.0
 # Network scaling.
-NUM_NWAKU_NODES=10
+NUM_NWAKU_NODES=50
 NUM_GOWAKU_NODES=0
 # Simulation traffic.
 MSG_PER_SECOND=10