diff --git a/exa/exa.h b/exa/exa.h
index 256209418..a3dad6965 100644
--- a/exa/exa.h
+++ b/exa/exa.h
@@ -783,6 +783,10 @@ exaGetPixmapSize(PixmapPtr pPix);
 void
 exaEnableDisableFBAccess (int index, Bool enable);
 
+Bool
+exaDrawableIsOffscreen (DrawablePtr pDrawable);
+
+/* in exa_migration.c */
 void
 exaMoveInPixmap (PixmapPtr pPixmap);
 
diff --git a/exa/exa_priv.h b/exa/exa_priv.h
index e4b6b54a5..387e751d2 100644
--- a/exa/exa_priv.h
+++ b/exa/exa_priv.h
@@ -374,9 +374,6 @@ void
 exaGetDrawableDeltas (DrawablePtr pDrawable, PixmapPtr pPixmap,
 		      int *xp, int *yp);
 
-Bool
-exaDrawableIsOffscreen (DrawablePtr pDrawable);
-
 Bool
 exaPixmapIsOffscreen(PixmapPtr p);