diff --git a/mrbgems/mruby-compiler/core/node.h b/mrbgems/mruby-compiler/core/node.h
index d36e68393..0ec0a0500 100644
--- a/mrbgems/mruby-compiler/core/node.h
+++ b/mrbgems/mruby-compiler/core/node.h
@@ -59,7 +59,6 @@ enum node_type {
   NODE_XSTR,
   NODE_REGX,
   NODE_DREGX,
-  NODE_CALLARGS,
   NODE_SPLAT,
   NODE_TO_ARY,
   NODE_SVALUE,
diff --git a/mrbgems/mruby-compiler/core/parse.y b/mrbgems/mruby-compiler/core/parse.y
index 6d8355824..715b62395 100644
--- a/mrbgems/mruby-compiler/core/parse.y
+++ b/mrbgems/mruby-compiler/core/parse.y
@@ -7807,25 +7807,6 @@ mrb_parser_dump(mrb_state *mrb, node *tree, int offset)
     }
     break;
 
-  case NODE_CALLARGS:
-    printf("NODE_CALLARGS:\n");
-    if (CALLARGS_NODE_REGULAR(tree)) {
-      dump_prefix(tree, offset+1);
-      printf("regular_args:\n");
-      dump_recur(mrb, CALLARGS_NODE_REGULAR(tree), offset+2);
-    }
-    if (CALLARGS_NODE_KEYWORDS(tree)) {
-      dump_prefix(tree, offset+1);
-      printf("keyword_args:\n");
-      mrb_parser_dump(mrb, CALLARGS_NODE_KEYWORDS(tree), offset+2);
-    }
-    if (CALLARGS_NODE_BLOCK(tree)) {
-      dump_prefix(tree, offset+1);
-      printf("block_arg:\n");
-      mrb_parser_dump(mrb, CALLARGS_NODE_BLOCK(tree), offset+2);
-    }
-    break;
-
   case NODE_TRUE:
     printf("NODE_TRUE\n");
     break;
diff --git a/mrbgems/mruby-compiler/core/y.tab.c b/mrbgems/mruby-compiler/core/y.tab.c
index 265ad36a7..2ce7cf6e6 100644
--- a/mrbgems/mruby-compiler/core/y.tab.c
+++ b/mrbgems/mruby-compiler/core/y.tab.c
@@ -14636,25 +14636,6 @@ mrb_parser_dump(mrb_state *mrb, node *tree, int offset)
     }
     break;
 
-  case NODE_CALLARGS:
-    printf("NODE_CALLARGS:\n");
-    if (CALLARGS_NODE_REGULAR(tree)) {
-      dump_prefix(tree, offset+1);
-      printf("regular_args:\n");
-      dump_recur(mrb, CALLARGS_NODE_REGULAR(tree), offset+2);
-    }
-    if (CALLARGS_NODE_KEYWORDS(tree)) {
-      dump_prefix(tree, offset+1);
-      printf("keyword_args:\n");
-      mrb_parser_dump(mrb, CALLARGS_NODE_KEYWORDS(tree), offset+2);
-    }
-    if (CALLARGS_NODE_BLOCK(tree)) {
-      dump_prefix(tree, offset+1);
-      printf("block_arg:\n");
-      mrb_parser_dump(mrb, CALLARGS_NODE_BLOCK(tree), offset+2);
-    }
-    break;
-
   case NODE_TRUE:
     printf("NODE_TRUE\n");
     break;