diff --git a/src/p_saveg.c b/src/p_saveg.c
index 4f41f8383..2ff54f651 100644
--- a/src/p_saveg.c
+++ b/src/p_saveg.c
@@ -3966,6 +3966,7 @@ static thinker_t* LoadThwompThinker(savebuffer_t *save, actionf_p1 thinker)
 	ht->delay = READINT32(save->p);
 	ht->tag = READINT16(save->p);
 	ht->sound = READUINT16(save->p);
+	ht->initDelay = READINT32(save->p);
 
 	if (ht->sector)
 	{