diff --git a/src/corelib/plugin/qlibrary_unix.cpp b/src/corelib/plugin/qlibrary_unix.cpp
index 35d8197306..43619c4e78 100644
--- a/src/corelib/plugin/qlibrary_unix.cpp
+++ b/src/corelib/plugin/qlibrary_unix.cpp
@@ -56,7 +56,7 @@
 #include <string.h>
 #endif
 
-#if defined(Q_OS_VXWORKS) || defined (Q_OS_NACL)
+#if (defined(Q_OS_VXWORKS) && !defined(VXWORKS_RTP)) || defined (Q_OS_NACL)
 #define QT_NO_DYNAMIC_LIBRARY
 #endif