diff --git a/RNS/Reticulum.py b/RNS/Reticulum.py
index 1ff7562..0b6d9f9 100755
--- a/RNS/Reticulum.py
+++ b/RNS/Reticulum.py
@@ -90,7 +90,7 @@ class Reticulum:
     the default value.
     """
 
-    LINK_MTU_DISCOVERY   = False
+    LINK_MTU_DISCOVERY   = True
     """
     Whether automatic link MTU discovery is enabled by default in this
     release. Link MTU discovery significantly increases throughput over