diff --git a/Source/DynamicalModels/ObjectModels/imstkFEMDeformableBodyModel.cpp b/Source/DynamicalModels/ObjectModels/imstkFEMDeformableBodyModel.cpp
index c6ab72f4363aa4ba27841ef2becd1ca8364ca072..06c5c0d03cd5220ea6850e6949dd6a2241eedd99 100644
--- a/Source/DynamicalModels/ObjectModels/imstkFEMDeformableBodyModel.cpp
+++ b/Source/DynamicalModels/ObjectModels/imstkFEMDeformableBodyModel.cpp
@@ -33,6 +33,7 @@ namespace imstk
 FEMDeformableBodyModel::FEMDeformableBodyModel() :
     DynamicalModel(DynamicalModelType::elastoDynamics)
 {
+    m_fixedNodeIds.reserve(1000);
 }
 
 void
@@ -165,7 +166,7 @@ FEMDeformableBodyModel::loadBoundaryConditions()
             auto maxAllowed = m_vegaPhysicsMesh->getNumVertices();
             while (!file.eof())
             {
-                file >> index;
+                file >> index;         
                 if (index < maxAllowed)
                 {
                     m_fixedNodeIds.emplace_back(index);