diff --git a/client.h b/client.h
index a6fe207..eb1bb47 100644
--- a/client.h
+++ b/client.h
@@ -376,7 +376,9 @@ client_set_size(Client *c, uint32_t width, uint32_t height)
 		return;
 	}
 #endif
-	wlr_xdg_toplevel_set_size(c->surface.xdg->toplevel, (int32_t)width, (int32_t)height);
+	if ((int32_t)width != c->surface.xdg->toplevel->current.width
+			|| (int32_t)height != c->surface.xdg->toplevel->current.height)
+		wlr_xdg_toplevel_set_size(c->surface.xdg->toplevel, (int32_t)width, (int32_t)height);
 }
 
 static inline void