diff --git a/parse.y b/parse.y
index 4255d52bc3..d21bfa976b 100644
--- a/parse.y
+++ b/parse.y
@@ -11125,9 +11125,7 @@ static rb_node_begin_t *
 rb_node_begin_new(struct parser_params *p, NODE *nd_body, const YYLTYPE *loc)
 {
     rb_node_begin_t *n = NODE_NEWNODE(NODE_BEGIN, rb_node_begin_t, loc);
-    n->not_used = 0;
     n->nd_body = nd_body;
-    n->not_used2 = 0;
 
     return n;
 }
diff --git a/rubyparser.h b/rubyparser.h
index 233a4db211..36b367e418 100644
--- a/rubyparser.h
+++ b/rubyparser.h
@@ -316,9 +316,7 @@ typedef struct RNode_RETRY {
 typedef struct RNode_BEGIN {
     NODE node;
 
-    VALUE not_used;
     struct RNode *nd_body;
-    VALUE not_used2;
 } rb_node_begin_t;
 
 typedef struct RNode_RESCUE {