diff --git a/2019-01-07.md b/2019-01-07.md
index 063a97f..8ad7c9a 100644
--- a/2019-01-07.md
+++ b/2019-01-07.md
@@ -232,7 +232,9 @@ Circuit INV2 ($1=$1,IN=IN,$3=$3,OUT=OUT,VSS=VSS,VDD=VDD,BULK=BULK):
 Circuit TRANS ($1=$1,$2=$2,$3=$3):
 ```
 
-With some additional steps, the netlist can be simplified and top-level pins are added:
+## Netlist cleanup
+
+With two additional steps, the netlist can be simplified and top-level pins are added:
 
 ```ruby
 l2n.netlist.purge