diff --git a/stb_truetype.h b/stb_truetype.h
index 5eface5..98c8acc 100644
--- a/stb_truetype.h
+++ b/stb_truetype.h
@@ -43,7 +43,7 @@
 //       Hou Qiming                 Derek Vinyard
 //       Rob Loach                  Cort Stratton
 //       Kenney Phillis Jr.         github:oyvindjam
-//                                  github:vassvik
+//       Brian Costabile            github:vassvik
 //       
 // VERSION HISTORY
 //
@@ -2412,7 +2412,7 @@ static void *stbtt__hheap_alloc(stbtt__hheap *hh, size_t size, void *userdata)
          hh->num_remaining_in_head_chunk = count;
       }
       --hh->num_remaining_in_head_chunk;
-      return (char *) (hh->head) + size * hh->num_remaining_in_head_chunk;
+      return (char *) (hh->head) + sizeof(stbtt__hheap_chunk) + size * hh->num_remaining_in_head_chunk;
    }
 }