diff --git a/modules/sc-mesh-secure-deployment/src/nats/src/constants.py b/modules/sc-mesh-secure-deployment/src/nats/src/constants.py
index 8e550481..edde3b3d 100644
--- a/modules/sc-mesh-secure-deployment/src/nats/src/constants.py
+++ b/modules/sc-mesh-secure-deployment/src/nats/src/constants.py
@@ -94,4 +94,4 @@ class Constants(Enum):
     # MTU sizes
     BASE_MTU_SIZE: int = 1500
     MACSEC_OVERHEAD: int = 16
-    BATMAN_OVERHEAD: int = 24
+    BATMAN_OVERHEAD: int = 48