diff --git a/system/c-ares/APKBUILD b/system/c-ares/APKBUILD
index 3effc2a1ad78a40b2a827dd420b7dc929243a32f..c2f577079908f2e28b87de54ea686502ec63a030 100644
--- a/system/c-ares/APKBUILD
+++ b/system/c-ares/APKBUILD
@@ -4,7 +4,7 @@ pkgname=c-ares
 pkgver=1.14.0
 pkgrel=0
 pkgdesc="Asynchronous DNS/name resolver library"
-url="http://c-ares.haxx.se/"
+url="https://c-ares.haxx.se/"
 arch="all"
 options="!checkroot"
 license="MIT"
diff --git a/system/sudo/APKBUILD b/system/sudo/APKBUILD
index 0d8ac292c276533edbf42f66522142a392448903..3e3fdc7b5884958b0091aa1f73d011e831944bda 100644
--- a/system/sudo/APKBUILD
+++ b/system/sudo/APKBUILD
@@ -11,7 +11,7 @@ else
 fi
 pkgrel=2
 pkgdesc="Give certain users the ability to run some commands as root"
-url="http://www.sudo.ws/sudo/"
+url="https://www.sudo.ws/sudo/"
 arch="all"
 options="suid"
 license="ISC AND MIT AND BSD-3-Clause AND BSD-2-Clause AND Zlib"
diff --git a/system/yaml/APKBUILD b/system/yaml/APKBUILD
index 5499c5e513dc8b77cfbb9e4c2720e09d4853bc6e..f5285ae80ca189ce313913c87a7fc9c679e6240b 100644
--- a/system/yaml/APKBUILD
+++ b/system/yaml/APKBUILD
@@ -4,7 +4,7 @@ pkgname=yaml
 pkgver=0.1.7
 pkgrel=0
 pkgdesc="YAML 1.1 parser and emitter written in C"
-url="http://pyyaml.org/wiki/LibYAML"
+url="https://pyyaml.org/wiki/LibYAML"
 arch="all"
 license="MIT"
 depends=""