diff --git a/technology/freepdk45/sp_lib/cell_6t.sp b/technology/freepdk45/sp_lib/cell_6t.sp
index 3a66fc9a..b39427d7 100644
--- a/technology/freepdk45/sp_lib/cell_6t.sp
+++ b/technology/freepdk45/sp_lib/cell_6t.sp
@@ -1,8 +1,8 @@
 
 .SUBCKT cell_6t bl br wl vdd gnd
 * Inverter 1
-MM0 Qbar Q gnd gnd NMOS_VTG W=205.00n L=50n
-MM4 Qbar Q vdd vdd PMOS_VTG W=90n L=50n
+MM0 Q_bar Q gnd gnd NMOS_VTG W=205.00n L=50n
+MM4 Q_bar Q vdd vdd PMOS_VTG W=90n L=50n
 
 * Inverer 2
 MM1 Q Q_bar gnd gnd NMOS_VTG W=205.00n L=50n