diff --git a/Makefile b/Makefile
index 13e901c..90019ce 100644
--- a/Makefile
+++ b/Makefile
@@ -61,7 +61,7 @@ ${OPKGNAME}.tar.gz:
 	gpgv --keyring ./sa-releasekey.gpg $@.asc $@
 
 KAM.cf:
-	wget http://www.pccc.com/downloads/SpamAssassin/contrib/KAM.cf -O $@.tmp
+	wget https://www.pccc.com/downloads/SpamAssassin/contrib/KAM.cf -O $@.tmp
 	mv KAM.cf.tmp $@
 
 ${SA_UPDATE_GPG_DIR}/.prepared: ${OPKGNAME}.tar.gz