diff --git a/include/mruby/compile.h b/include/mruby/compile.h
index d447d50cd..538a96e06 100644
--- a/include/mruby/compile.h
+++ b/include/mruby/compile.h
@@ -33,7 +33,6 @@ typedef struct mrb_ccontext {
   mrb_bool keep_lv:1;
   mrb_bool no_optimize:1;
   mrb_bool no_ext_ops:1;
-  mrb_bool use_variable_nodes:1;  /* Enable variable-sized AST nodes */
   const struct RProc *upper;
 
   size_t parser_nerr;
@@ -135,7 +134,6 @@ struct mrb_parser_state {
   uint16_t current_filename_index;
 
   /* Variable-sized node management */
-  mrb_bool var_nodes_enabled:1;            /* Feature flag for gradual rollout */
   mrb_ast_node *nvars;
 };
 
diff --git a/mrbgems/mruby-compiler/core/parse.y b/mrbgems/mruby-compiler/core/parse.y
index a50570b84..b8ba4fa4c 100644
--- a/mrbgems/mruby-compiler/core/parse.y
+++ b/mrbgems/mruby-compiler/core/parse.y
@@ -7071,7 +7071,6 @@ parser_init_cxt(parser_state *p, mrb_ccontext *cxt)
   p->no_optimize = cxt->no_optimize;
   p->no_ext_ops = cxt->no_ext_ops;
   p->upper = cxt->upper;
-  p->var_nodes_enabled = cxt->use_variable_nodes;
   if (cxt->partial_hook) {
     p->cxt = cxt;
   }
@@ -7181,9 +7180,6 @@ mrb_parser_new(mrb_state *mrb)
   p->filename_table = NULL;
   p->filename_table_length = 0;
 
-  /* Initialize variable-sized node infrastructure */
-  p->var_nodes_enabled = FALSE;
-
   return p;
 }
 
diff --git a/mrbgems/mruby-compiler/core/y.tab.c b/mrbgems/mruby-compiler/core/y.tab.c
index bbfac0ecc..584db33af 100644
--- a/mrbgems/mruby-compiler/core/y.tab.c
+++ b/mrbgems/mruby-compiler/core/y.tab.c
@@ -13900,7 +13900,6 @@ parser_init_cxt(parser_state *p, mrb_ccontext *cxt)
   p->no_optimize = cxt->no_optimize;
   p->no_ext_ops = cxt->no_ext_ops;
   p->upper = cxt->upper;
-  p->var_nodes_enabled = cxt->use_variable_nodes;
   if (cxt->partial_hook) {
     p->cxt = cxt;
   }
@@ -14010,9 +14009,6 @@ mrb_parser_new(mrb_state *mrb)
   p->filename_table = NULL;
   p->filename_table_length = 0;
 
-  /* Initialize variable-sized node infrastructure */
-  p->var_nodes_enabled = FALSE;
-
   return p;
 }