diff --git a/configs/slpkg.toml b/configs/slpkg.toml
index 87c4e265..d398933a 100644
--- a/configs/slpkg.toml
+++ b/configs/slpkg.toml
@@ -18,7 +18,7 @@
   database_name = "database.slpkg"
 
   # Slackbuilds.org repository url.
-  sbo_repo_url = "http://slackbuilds.org/slackbuilds/15.0"
+  sbo_repo_url = "https://slackbuilds.org/slackbuilds/15.0"
 
   # The SLACKBUILDS.TXT repository file.
   sbo_txt = "SLACKBUILDS.TXT"