diff --git a/src/core/inthread.cpp b/src/core/inthread.cpp
index a635c89c..f01bd8a1 100644
--- a/src/core/inthread.cpp
+++ b/src/core/inthread.cpp
@@ -1696,6 +1696,8 @@ out:
 	public:
 		inthread_th()
 		{
+			quit = false;
+			quit_ack = false;
 			rptr = 0;
 			fire();
 		}