diff --git a/elements/neuron/presynapse.md b/elements/neuron/presynapse.md
index 596268a..3c8864a 100644
--- a/elements/neuron/presynapse.md
+++ b/elements/neuron/presynapse.md
@@ -348,7 +348,7 @@ Ca2TracesClearance
       trace: None
 ```
 
-### TUNE_PRE_VGCC: DAY!
+### TUNE_PRE_VGCC: !DAY
 
 ```Gen
 
@@ -390,9 +390,9 @@ VgccPreTunCheck
       out_context: *VcggPreActiveDecrease
 ```
 
-##### *VcggPreActiveIncrease
+#### *VcggPreActiveIncrease
 
-###### VcggPreActiveIncrease
+##### VcggPreActiveIncrease
 
 ```Gen
 VcggPreActiveIncrease
@@ -405,9 +405,9 @@ VcggPreActiveIncrease
       trace: 
 ```
 
-##### *VcggPreActiveDecrease
+#### *VcggPreActiveDecrease
 
-###### VcggPreActiveDecrease
+##### VcggPreActiveDecrease
 
 ```Gen
 VcggPreActiveDecrease