diff --git a/src/http_ana.c b/src/http_ana.c
index 0f52ba3f1..4f6df2ea4 100644
--- a/src/http_ana.c
+++ b/src/http_ana.c
@@ -4326,6 +4326,9 @@ enum rule_result http_wait_for_msg_body(struct stream *s, struct channel *chn,
   end:
 	if (ret != HTTP_RULE_RES_YIELD)
 		chn->analyse_exp = TICK_ETERNITY;
+
+	if (htx->flags & (HTX_FL_FRAGMENTED|HTX_FL_UNORDERED))
+		htx_defrag(htx, NULL, 0);
 	return ret;
 
   abort: