diff --git a/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java b/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java
index e3d70d1..2506eb7 100644
--- a/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java
+++ b/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java
@@ -90,7 +90,7 @@
     @Path("/{aid}/pageMap/0/layers/0/strokes/{strokeNo}")
     @DELETE
     @Produces(MediaType.APPLICATION_JSON)
-    public void deleteStrokeNo(@PathParam("aid") Integer aid, @PathParam("strokeNo") Integer strokeNo, @FormParam("uid") Integer uid) {
+    public void deleteStrokeNo(@PathParam("aid") Integer aid, @PathParam("strokeNo") Integer strokeNo) {
         var animation = gallery.getAnimationInformation(aid);
 
         int no = strokeNo;