diff --git a/lang/qt/src/verifydetachedjob.h b/lang/qt/src/verifydetachedjob.h
index fc5bc697..0cb92e63 100644
--- a/lang/qt/src/verifydetachedjob.h
+++ b/lang/qt/src/verifydetachedjob.h
@@ -63,7 +63,7 @@ namespace QGpgME
    After result() is emitted, the VerifyDetachedJob will schedule
    it's own destruction by calling QObject::deleteLater().
 */
-class VerifyDetachedJob : public Job
+class QGPGME_EXPORT VerifyDetachedJob : public Job
 {
     Q_OBJECT
 protected: