diff --git a/code/config/Phase_Phenopowerlaw_Magnesium.config b/code/config/Phase_Phenopowerlaw_Magnesium.config
index e22a83e77..7443564ad 100755
--- a/code/config/Phase_Phenopowerlaw_Magnesium.config
+++ b/code/config/Phase_Phenopowerlaw_Magnesium.config
@@ -32,7 +32,6 @@ tau0_slip               10.0e6  55.0e6  0   60.0e6  0.0   60.0e6     #  - " - ta
 tausat_slip             40.0e6 135.0e6  0  150.0e6  0.0  150.0e6     #  - " - table 1, pyr(a) set to pyr(c+a)
 #                      T1    C1   T2   C2 
 tau0_twin              40e6  0.0  0.0  60.0e6                        #  - " - table 1, compressive twin guessed by Steffi, tensile twin modified to match experimental results
-tausat_twin            60e6  0.0  0.0  80.0e6
 
 h0_twintwin           50.0e6                                         #  - " - table 1, same range as theta_0
 h0_slipslip          500.0e6                                         #  - " - table 1, same range as theta_0