diff --git a/src/message.c b/src/message.c
index bfe2d9e..be65bb5 100644
--- a/src/message.c
+++ b/src/message.c
@@ -262,6 +262,7 @@
       remove_stripped_attachments(state);
       return ERR_EXISTS;
    }
+   close(fd);
 
 
    /* store base64 encoded file attachments */