diff --git a/src/AdvApp2Var/AdvApp2Var_Patch.cxx b/src/AdvApp2Var/AdvApp2Var_Patch.cxx
index 2aa7274b10..3b178a3981 100755
--- a/src/AdvApp2Var/AdvApp2Var_Patch.cxx
+++ b/src/AdvApp2Var/AdvApp2Var_Patch.cxx
@@ -39,6 +39,8 @@ myV0(0.),
 myV1(1.),
 myOrdInU(0),
 myOrdInV(0),
+myNbCoeffInU(0),
+myNbCoeffInV(0),
 myApprIsDone(Standard_False),
 myHasResult(Standard_False),
 myCutSense(0),
@@ -64,6 +66,8 @@ myV0(V0),
 myV1(V1),
 myOrdInU(iu),
 myOrdInV(iv),
+myNbCoeffInU(0),
+myNbCoeffInV(0),
 myApprIsDone(Standard_False),
 myHasResult(Standard_False),
 myCutSense(0),