diff --git a/elements/neuron/presynapse.md b/elements/neuron/presynapse.md
index cebfef8..089ec84 100644
--- a/elements/neuron/presynapse.md
+++ b/elements/neuron/presynapse.md
@@ -57,7 +57,7 @@ MAIN_PRE
 
   type: behaviour
 
-  activity_scope: !DAY
+  within_scope: !DAY
 
   snippets:
     # *AP
diff --git a/organism.md b/organism.md
index b69c286..896beec 100644
--- a/organism.md
+++ b/organism.md
@@ -23,10 +23,10 @@ ORGANISM
   expand_container:
     @: EXCITATION [out: @TECTUM.@OUT-EXCI-001, in: @VERTEBREA.@IN-EXCI-002]
 
-  activity_scope:
+  istantiate_scope:
     !ALWAYS: SCOPE [] # per ora solo per hypothalamus
     !NIGHT: SCOPE []
     !DAY: SCOPE []
-  
-  activate: !ALWAYS
+
+  activate_scope: !ALWAYS
 ```