diff --git a/core/exprevaluator.h b/core/exprevaluator.h
index 93cbac4..36e3b21 100644
--- a/core/exprevaluator.h
+++ b/core/exprevaluator.h
@@ -6,7 +6,9 @@
 #include <QVariant>
 #include <functional>
 
-class ExprEvaluator
+#include "core_global.h"
+
+class CORESHARED_EXPORT ExprEvaluator
 {
 public:
     ExprEvaluator();
diff --git a/core/itablemodel.h b/core/itablemodel.h
index 0a05d81..f952daf 100644
--- a/core/itablemodel.h
+++ b/core/itablemodel.h
@@ -4,7 +4,9 @@
 #include <QString>
 #include <QAbstractTableModel>
 
-class ITableModel : public QAbstractTableModel
+#include "core_global.h"
+
+class CORESHARED_EXPORT ITableModel : public QAbstractTableModel
 {
     Q_OBJECT
 public: