diff --git a/Changes b/Changes
index 56d91c96..7558750c 100644
--- a/Changes
+++ b/Changes
@@ -9,6 +9,7 @@
 
   * #24 show device age in device search view
   * Node Montior is now included in Admin menu
+  * neighbor map dynamic size is enabled by default
 
   [BUG FIXES]
 
diff --git a/share/config.yml b/share/config.yml
index 93fb71a1..dfcbc773 100644
--- a/share/config.yml
+++ b/share/config.yml
@@ -140,7 +140,7 @@ sidebar_defaults:
     showspeed:   { default: null }
     mapshow:     { default: neighbors }
     colorgroups: { default: checked }
-    dynamicsize: { default: null }
+    dynamicsize: { default: checked }
   report_moduleinventory:
     fruonly:     { default: checked }
     matchall:    { default: checked }