diff --git a/interface/CMakeLists.txt b/interface/CMakeLists.txt
index 1c27d8f9db..92d34972d5 100644
--- a/interface/CMakeLists.txt
+++ b/interface/CMakeLists.txt
@@ -175,9 +175,14 @@ if (RTMIDI_FOUND AND NOT DISABLE_RTMIDI AND APPLE)
   target_link_libraries(${TARGET_NAME} ${CoreMIDI})
 endif ()
 
-if (QXMPP_FOUND AND NOT DISABLE_QXMPP AND WIN32 AND NOT QXMPP_DLL_PATH)
-  # if we have no QXmpp DLL path, assume we're linking a static QXmpp on windows
-  add_definitions(-DQXMPP_STATIC) 
+if (QXMPP_FOUND AND NOT DISABLE_QXMPP AND WIN32)
+  if (NOT QXMPP_DLL_PATH)
+    # if we have no QXmpp DLL path, assume we're linking a static QXmpp on windows
+    add_definitions(-DQXMPP_STATIC)
+  else ()
+    # otherwise assume we are linking a dynamic QXmpp
+    add_definitions(-DQXMPP_SHARED)
+  endif ()
 endif ()
 
 # include headers for interface and InterfaceConfig.