diff --git a/src/shared/cplusplus/PrettyPrinter.h b/src/shared/cplusplus/PrettyPrinter.h
index f20b8e360d6..fb2f790e5c9 100644
--- a/src/shared/cplusplus/PrettyPrinter.h
+++ b/src/shared/cplusplus/PrettyPrinter.h
@@ -42,7 +42,7 @@
 CPLUSPLUS_BEGIN_HEADER
 CPLUSPLUS_BEGIN_NAMESPACE
 
-class PrettyPrinter: protected ASTVisitor
+class CPLUSPLUS_EXPORT PrettyPrinter: protected ASTVisitor
 {
 public:
     PrettyPrinter(Control *control, std::ostream &out);