diff --git a/gc.c b/gc.c
index d9456bbc27..6c9547ef1a 100644
--- a/gc.c
+++ b/gc.c
@@ -6160,7 +6160,7 @@ objspace_malloc_increase(rb_objspace_t *objspace, void *mem, size_t new_size, si
 	atomic_sub_nounderflow(&objspace->malloc_params.allocated_size, dec_size);
     }
 
-    if (0) fprintf(stderr, "incraese - ptr: %p, type: %s, new_size: %d, old_size: %d\n",
+    if (0) fprintf(stderr, "increase - ptr: %p, type: %s, new_size: %d, old_size: %d\n",
 		   mem,
 		   type == MEMOP_TYPE_MALLOC  ? "malloc" :
 		   type == MEMOP_TYPE_FREE    ? "free  " :