diff --git a/compile.c b/compile.c
index a165690597..86797cb793 100644
--- a/compile.c
+++ b/compile.c
@@ -5120,8 +5120,6 @@ compile_massign_opt(rb_iseq_t *iseq, LINK_ANCHOR *const ret,
         const NODE *ln = lhsn->nd_head;
         switch (nd_type(ln)) {
           case NODE_LASGN:
-            MEMORY(ln->nd_vid);
-            break;
           case NODE_DASGN:
           case NODE_IASGN:
           case NODE_CVASGN: