diff --git a/gc.c b/gc.c
index c71fdd10ed..d2cce59aac 100644
--- a/gc.c
+++ b/gc.c
@@ -747,7 +747,7 @@ typedef struct rb_objspace {
         unsigned int during_compacting : 1;
         unsigned int during_reference_updating : 1;
         unsigned int gc_stressful: 1;
-        unsigned int has_hook: 1;
+        unsigned int has_newobj_hook: 1;
         unsigned int during_minor_gc : 1;
         unsigned int during_incremental_marking : 1;
         unsigned int measure_gc : 1;
@@ -2466,7 +2466,7 @@ rb_objspace_set_event_hook(const rb_event_flag_t event)
 {
     rb_objspace_t *objspace = &rb_objspace;
     objspace->hook_events = event & RUBY_INTERNAL_EVENT_OBJSPACE_MASK;
-    objspace->flags.has_hook = (objspace->hook_events != 0);
+    objspace->flags.has_newobj_hook = !!(objspace->hook_events & RUBY_INTERNAL_EVENT_NEWOBJ);
 }
 
 static void
@@ -2476,7 +2476,7 @@ gc_event_hook_body(rb_execution_context_t *ec, rb_objspace_t *objspace, const rb
     EXEC_EVENT_HOOK(ec, event, ec->cfp->self, 0, 0, 0, data);
 }
 
-#define gc_event_hook_available_p(objspace) ((objspace)->flags.has_hook)
+#define gc_event_newobj_hook_needed_p(objspace) ((objspace)->flags.has_newobj_hook)
 #define gc_event_hook_needed_p(objspace, event) ((objspace)->hook_events & (event))
 
 #define gc_event_hook_prep(objspace, event, data, prep) do { \
@@ -2836,7 +2836,7 @@ newobj_of0(VALUE klass, VALUE flags, int wb_protected, rb_ractor_t *cr, size_t a
 
     if (!UNLIKELY(during_gc ||
                   ruby_gc_stressful ||
-                  gc_event_hook_available_p(objspace)) &&
+                  gc_event_newobj_hook_needed_p(objspace)) &&
             wb_protected) {
         obj = newobj_alloc(objspace, cr, size_pool_idx, false);
         newobj_init(klass, flags, wb_protected, objspace, obj);