diff --git a/support/testing/tests/toolchain/test_external.py b/support/testing/tests/toolchain/test_external.py
index b3bb961aac..038b072d1b 100644
--- a/support/testing/tests/toolchain/test_external.py
+++ b/support/testing/tests/toolchain/test_external.py
@@ -80,7 +80,7 @@ class TestExternalToolchainBuildrootMusl(TestExternalToolchain):
         BR2_TOOLCHAIN_EXTERNAL=y
         BR2_TOOLCHAIN_EXTERNAL_CUSTOM=y
         BR2_TOOLCHAIN_EXTERNAL_DOWNLOAD=y
-        BR2_TOOLCHAIN_EXTERNAL_URL="http://autobuild.buildroot.org/toolchains/tarballs/br-arm-cortex-a9-musl-2017.05-1078-g95b1dae.tar.bz2"
+        BR2_TOOLCHAIN_EXTERNAL_URL="https://autobuild.buildroot.org/toolchains/tarballs/br-arm-cortex-a9-musl-2017.05-1078-g95b1dae.tar.bz2"
         BR2_TOOLCHAIN_EXTERNAL_GCC_6=y
         BR2_TOOLCHAIN_EXTERNAL_HEADERS_4_12=y
         BR2_TOOLCHAIN_EXTERNAL_CUSTOM_MUSL=y
@@ -109,7 +109,7 @@ class TestExternalToolchainCtngMusl(TestExternalToolchain):
         BR2_TOOLCHAIN_EXTERNAL=y
         BR2_TOOLCHAIN_EXTERNAL_CUSTOM=y
         BR2_TOOLCHAIN_EXTERNAL_DOWNLOAD=y
-        BR2_TOOLCHAIN_EXTERNAL_URL="http://autobuild.buildroot.net/toolchains/tarballs/arm-ctng-linux-musleabihf.tar.xz"
+        BR2_TOOLCHAIN_EXTERNAL_URL="https://autobuild.buildroot.org/toolchains/tarballs/arm-ctng-linux-musleabihf.tar.xz"
         BR2_TOOLCHAIN_EXTERNAL_CUSTOM_PREFIX="arm-ctng-linux-musleabihf"
         BR2_TOOLCHAIN_EXTERNAL_GCC_7=y
         BR2_TOOLCHAIN_EXTERNAL_HEADERS_3_10=y
@@ -137,7 +137,7 @@ class TestExternalToolchainBuildrootuClibc(TestExternalToolchain):
         BR2_TOOLCHAIN_EXTERNAL=y
         BR2_TOOLCHAIN_EXTERNAL_CUSTOM=y
         BR2_TOOLCHAIN_EXTERNAL_DOWNLOAD=y
-        BR2_TOOLCHAIN_EXTERNAL_URL="http://autobuild.buildroot.org/toolchains/tarballs/br-arm-full-2017.05-1078-g95b1dae.tar.bz2"
+        BR2_TOOLCHAIN_EXTERNAL_URL="https://autobuild.buildroot.org/toolchains/tarballs/br-arm-full-2017.05-1078-g95b1dae.tar.bz2"
         BR2_TOOLCHAIN_EXTERNAL_GCC_4_9=y
         BR2_TOOLCHAIN_EXTERNAL_HEADERS_3_10=y
         BR2_TOOLCHAIN_EXTERNAL_LOCALE=y