diff --git a/logging.c b/logging.c
index 053b1e9..4b0f173 100644
--- a/logging.c
+++ b/logging.c
@@ -222,6 +222,7 @@ LOG_CloseParentFd()
 {
   if (parent_fd > 0)
     close(parent_fd);
+  parent_fd = 0;
 }
 
 /* ================================================== */