diff --git a/ng/Togl2.1/togl.c b/ng/Togl2.1/togl.c
index ee1f16e5..100ef8e1 100644
--- a/ng/Togl2.1/togl.c
+++ b/ng/Togl2.1/togl.c
@@ -4044,7 +4044,7 @@ Togl_Height(const Togl *togl)
     return togl->Height;
 }
 
-int
+EXTERN int
 Togl_PixelScale(const Togl *togl)
 {
     return togl->PixelScale;