diff --git a/Plugin/FieldFromAmplitudePhase.cpp b/Plugin/FieldFromAmplitudePhase.cpp
index a332e11cb64c533b29569e44c30b48fef66b7918..2cfc266c441fd1fcf34e10223bea76869b557444 100644
--- a/Plugin/FieldFromAmplitudePhase.cpp
+++ b/Plugin/FieldFromAmplitudePhase.cpp
@@ -122,9 +122,9 @@ PView *GMSH_FieldFromAmplitudePhasePlugin::execute(PView *v)
     double phi, ar, ai ;
     std::vector<double> uR(1) ;
     std::vector<double> uI(1) ;
-    oPhi->searchScalar((*it)->x(), (*it)->y(), (*it)->z(), &phi, 0);
-    oA->searchScalar((*it)->x(), (*it)->y(), (*it)->z(), &ar, 0);
-    oA->searchScalar((*it)->x(), (*it)->y(), (*it)->z(), &ai, 1);
+    oPhi->searchScalarWithTol((*it)->x(), (*it)->y(), (*it)->z(), &phi, 0);
+    oA->searchScalarWithTol((*it)->x(), (*it)->y(), (*it)->z(), &ar, 0);
+    oA->searchScalarWithTol((*it)->x(), (*it)->y(), (*it)->z(), &ai, 1);
 
     uR[0] = ar * cos(k*phi) - ai * sin(k*phi) ;
     uI[0] = ar * sin(k*phi) + ai* cos(k*phi) ;