diff --git a/src/modules/partition/core/PartitionModel.cpp b/src/modules/partition/core/PartitionModel.cpp
index b51c6f74e..fe7479b05 100644
--- a/src/modules/partition/core/PartitionModel.cpp
+++ b/src/modules/partition/core/PartitionModel.cpp
@@ -49,6 +49,7 @@ PartitionModel::ResetHelper::~ResetHelper()
 //- PartitionModel -----------------------------------------
 PartitionModel::PartitionModel( QObject* parent )
     : QAbstractItemModel( parent )
+    , m_device( nullptr )
 {
 }