diff --git a/DNSCrypt-Preference-Pane/DNSCrypt/extra/usr/scripts/afterboot.sh b/DNSCrypt-Preference-Pane/DNSCrypt/extra/usr/scripts/afterboot.sh
index 06c48b4..0ba375d 100755
--- a/DNSCrypt-Preference-Pane/DNSCrypt/extra/usr/scripts/afterboot.sh
+++ b/DNSCrypt-Preference-Pane/DNSCrypt/extra/usr/scripts/afterboot.sh
@@ -2,4 +2,5 @@
 
 . ./common.inc
 
+rm -f "$QUERY_LOG_FILE"
 exec ./handle-control-change.sh --boot