diff --git a/elements/neuron/presynapse.md b/elements/neuron/presynapse.md
index 41a054a..0cce542 100644
--- a/elements/neuron/presynapse.md
+++ b/elements/neuron/presynapse.md
@@ -6,7 +6,7 @@ include_toc: true
 
 Modulation:
 - develops:
-    - [VGCC_PRE](VGCC_PRE) 
+    - [VGCC_PRE](Vgcc_pre) 
 
 Qui comprendiamo: