diff --git a/model_files/NMSSMtower/FlexibleSUSY.m.in b/model_files/NMSSMtower/FlexibleSUSY.m.in
index b9b827681..4e3980085 100644
--- a/model_files/NMSSMtower/FlexibleSUSY.m.in
+++ b/model_files/NMSSMtower/FlexibleSUSY.m.in
@@ -4,10 +4,6 @@ FSDefaultSARAHModel = NMSSM;
 OnlyLowEnergyFlexibleSUSY = True;
 FlexibleEFTHiggs = True;
 
-MINPAR = {
-    {4, Sign[\[Mu]]}
-};
-
 EXTPAR = {
     {0, MSUSY},
     {1, M1Input},
diff --git a/model_files/NMSSMtower/LesHouches.in.NMSSMtower b/model_files/NMSSMtower/LesHouches.in.NMSSMtower
index 8de34703a..74c7c9bd3 100644
--- a/model_files/NMSSMtower/LesHouches.in.NMSSMtower
+++ b/model_files/NMSSMtower/LesHouches.in.NMSSMtower
@@ -42,8 +42,6 @@ Block SMINPUTS               # Standard Model inputs
    22   2.400000000e-03      # mu(2 GeV) MS-bar
    23   1.040000000e-01      # ms(2 GeV) MS-bar
    24   1.270000000e+00      # mc(mc) MS-bar
-Block MINPAR                 # Input parameters
-    4   1                    # SignMu
 Block EXTPAR
     0   2000                 # Ms
     1   2000                 # M1(MSUSY)