diff --git a/ApplicationLibCode/ReservoirDataModel/RigFaultReactivationModelGenerator.cpp b/ApplicationLibCode/ReservoirDataModel/RigFaultReactivationModelGenerator.cpp
index 90b0865e75..57892d9ac7 100644
--- a/ApplicationLibCode/ReservoirDataModel/RigFaultReactivationModelGenerator.cpp
+++ b/ApplicationLibCode/ReservoirDataModel/RigFaultReactivationModelGenerator.cpp
@@ -45,6 +45,8 @@ RigFaultReactivationModelGenerator::RigFaultReactivationModelGenerator( cvf::Vec
     , m_startFace( face )
     , m_normal( normal )
     , m_cellIndex( cellIndex )
+    , m_bufferAboveFault( 0.0 )
+    , m_bufferBelowFault( 0.0 )
 {
 }