diff --git a/libsrc/pylith/materials/AuxiliaryFactoryElastic.cc b/libsrc/pylith/materials/AuxiliaryFactoryElastic.cc
index 2a6ae928bf..f4489abc3d 100644
--- a/libsrc/pylith/materials/AuxiliaryFactoryElastic.cc
+++ b/libsrc/pylith/materials/AuxiliaryFactoryElastic.cc
@@ -55,7 +55,7 @@ pylith::materials::AuxiliaryFactoryElastic::addShearModulus(void) {
     description.componentNames[0] = subfieldName;
     description.scale = pressureScale;
     description.validator = pylith::topology::FieldQuery::validatorNonnegative;
-    description.validatorTolerance = 25.0;
+    description.validatorTolerance = 100.0;
 
     _field->subfieldAdd(description, getSubfieldDiscretization(subfieldName));
     pylith::materials::Query::shearModulusFromVM(subfieldName, this);
diff --git a/libsrc/pylith/materials/AuxiliaryFactoryPoroelastic.cc b/libsrc/pylith/materials/AuxiliaryFactoryPoroelastic.cc
index df859c6bdd..81dd44dd89 100644
--- a/libsrc/pylith/materials/AuxiliaryFactoryPoroelastic.cc
+++ b/libsrc/pylith/materials/AuxiliaryFactoryPoroelastic.cc
@@ -125,7 +125,7 @@ pylith::materials::AuxiliaryFactoryPoroelastic::addDrainedBulkModulus(void) {
     description.componentNames[0] = subfieldName;
     description.scale = pressureScale;
     description.validator = pylith::topology::FieldQuery::validatorPositive;
-    description.validatorTolerance = 25.0;
+    description.validatorTolerance = 100.0;
 
     _field->subfieldAdd(description, getSubfieldDiscretization(subfieldName));
     this->setSubfieldQuery(subfieldName);
@@ -180,7 +180,7 @@ pylith::materials::AuxiliaryFactoryPoroelastic::addBiotModulus(void) {
     description.componentNames[0] = subfieldName;
     description.scale = pressureScale;
     description.validator = pylith::topology::FieldQuery::validatorPositive;
-    description.validatorTolerance = 25.0;
+    description.validatorTolerance = 100.0;
 
     _field->subfieldAdd(description, getSubfieldDiscretization(subfieldName));
     pylith::materials::Query::biotModulusFromInput(subfieldName, this);
diff --git a/tests/libtests/materials/TestAuxiliaryFactoryLinearElastic.cc b/tests/libtests/materials/TestAuxiliaryFactoryLinearElastic.cc
index a0eb15de7a..b6dbb0f12b 100644
--- a/tests/libtests/materials/TestAuxiliaryFactoryLinearElastic.cc
+++ b/tests/libtests/materials/TestAuxiliaryFactoryLinearElastic.cc
@@ -68,7 +68,7 @@ pylith::materials::TestAuxiliaryFactoryLinearElastic::TestAuxiliaryFactoryLinear
         componentNames.size(),
         pylith::topology::Field::SCALAR,
         _data->normalizer->getPressureScale(),
-        25.0,
+        100.0,
         pylith::topology::FieldQuery::validatorNonnegative
         );
     info.fe = pylith::topology::Field::Discretization(