diff --git a/include/muParserTokenReader.h b/include/muParserTokenReader.h
index f71cc9e..c81ffab 100644
--- a/include/muParserTokenReader.h
+++ b/include/muParserTokenReader.h
@@ -51,7 +51,7 @@ namespace mu
 	class ParserBase;
 
 	/** \brief Token reader for the ParserBase class. */
-	class ParserTokenReader final
+	class API_EXPORT_CXX ParserTokenReader final
 	{
 	private: