diff --git a/drw.h b/drw.h
index a2648d1..060cb00 100644
--- a/drw.h
+++ b/drw.h
@@ -35,7 +35,6 @@ struct kbd;
 
 void drwsurf_resize(struct drwsurf *ds, uint32_t w, uint32_t h, double s);
 void drwsurf_attach(struct drwsurf *ds);
-void drwsurf_flip(struct drwsurf *ds);
 
 typedef union {
 	uint8_t bgra[4];