diff --git a/pvmismatch/contrib/gen_coeffs/example.py b/pvmismatch/contrib/gen_coeffs/example.py
index bf9cf07..9f0e514 100644
--- a/pvmismatch/contrib/gen_coeffs/example.py
+++ b/pvmismatch/contrib/gen_coeffs/example.py
@@ -32,7 +32,7 @@
 isat1, isat2, rs, rsh = x
 
 pvc = pvcell.PVcell(
-    Rs=rs, Rsh=rsh, Isat1_T0=isat1, Isat2_T0=isat2,
+    Rs=rs, Rsh=rsh, Isat1_T0=isat1, Isat2=isat2,
     Isc0_T0=ISC0/NP, alpha_Isc=AISC
 )
 f1 = plt.figure()