diff --git a/ntp.be0 b/ntp.be0
index 3c5ae5469..fc68696dc 100755
--- a/ntp.be0
+++ b/ntp.be0
@@ -9,7 +9,7 @@
 ## The source URL(s) define the location of the sources that will be
 ## downloaded. Version variables may be used to simplify reuse of this bee-file.
 
-SRCURL[0]="http://www.eecis.udel.edu/~ntp/ntp_spool/ntp4/ntp-${PKGVERSION[2]}/ntp-${PKGVERSION}.tar.gz"
+SRCURL[0]="https://www.eecis.udel.edu/~ntp/ntp_spool/ntp4/ntp-${PKGVERSION[2]}/ntp-${PKGVERSION}.tar.gz"
 
 ###############################################################################
 ## Add URLs/pathes to patch files to the PATCHURL array.