diff --git a/win32/common/libgstapp.def b/win32/common/libgstapp.def
index 3626493723..dc1e58c3e8 100644
--- a/win32/common/libgstapp.def
+++ b/win32/common/libgstapp.def
@@ -9,6 +9,7 @@ EXPORTS
 	gst_app_sink_is_eos
 	gst_app_sink_pull_buffer
 	gst_app_sink_pull_preroll
+	gst_app_sink_set_callbacks
 	gst_app_sink_set_caps
 	gst_app_sink_set_drop
 	gst_app_sink_set_emit_signals