1 files changed, 7 insertions, 2 deletions
diff --git a/method.h b/method.h
index f6222ca4ae..bea630f4e2 100644
--- a/method.h
+++ b/method.h
@@ -147,6 +147,11 @@ typedef struct rb_method_refined_struct {
     const VALUE owner;
 } rb_method_refined_t;
 
+typedef struct rb_method_bmethod_struct {
+    const VALUE proc; /* should be marked */
+    struct rb_hook_list_struct *hooks;
+} rb_method_bmethod_t;
+
 enum method_optimized_type {
     OPTIMIZED_METHOD_TYPE_SEND,
     OPTIMIZED_METHOD_TYPE_CALL,
@@ -165,9 +170,9 @@ PACKED_STRUCT_UNALIGNED(struct rb_method_definition_struct {
 	rb_method_attr_t attr;
 	rb_method_alias_t alias;
 	rb_method_refined_t refined;
+        rb_method_bmethod_t bmethod;
 
-	const VALUE proc;                 /* should be marked */
-	enum method_optimized_type optimize_type;
+        enum method_optimized_type optimize_type;
     } body;
 
     ID original_id;