diff --git a/CHANGES b/CHANGES
index 35b81b382..c553d1326 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,8 @@
 
+CHANGES IN FLTK 1.3.1
+
+	- Fixed Windows DLL import of fl_xid() (STR #2670)
+
 CHANGES IN FLTK 1.3.0
 
 	  New Features
diff --git a/src/Fl_win32.cxx b/src/Fl_win32.cxx
index f6fcc6ce5..f002c78f1 100644
--- a/src/Fl_win32.cxx
+++ b/src/Fl_win32.cxx
@@ -1959,7 +1959,7 @@ Fl_Region XRectangleRegion(int x, int y, int w, int h) {
   return CreatePolygonRgn(pt, 4, ALTERNATE);
 }
 
-Window fl_xid_(const Fl_Window *w) {
+FL_EXPORT Window fl_xid_(const Fl_Window *w) {
   Fl_X *temp = Fl_X::i(w); 
   return temp ? temp->xid : 0;
 }