diff --git a/tecs/tecs.c b/tecs/tecs.c
index 2e19c59..357ee6e 100644
--- a/tecs/tecs.c
+++ b/tecs/tecs.c
@@ -1023,6 +1023,7 @@ int ReadTemp(void) {
       }
       lastRead = now;
       s->t = fbuf;
+      s->readStat = 0;
     }
   } else {
     lastRead = 0;