diff --git a/ci/publish-tarball.sh b/ci/publish-tarball.sh
index 071afeaea9..ef46c60eff 100755
--- a/ci/publish-tarball.sh
+++ b/ci/publish-tarball.sh
@@ -150,7 +150,7 @@ elif [[ -n $BUILDKITE ]]; then
   cat > release.solana.com-install <<EOF
 SOLANA_RELEASE=$CHANNEL_OR_TAG
 SOLANA_INSTALL_INIT_ARGS=$CHANNEL_OR_TAG
-SOLANA_DOWNLOAD_ROOT=http://release.solana.com
+SOLANA_DOWNLOAD_ROOT=https://release.solana.com
 EOF
   cat install/solana-install-init.sh >> release.solana.com-install
 
diff --git a/install/src/command.rs b/install/src/command.rs
index 3993a731eb..13ec7c6b47 100644
--- a/install/src/command.rs
+++ b/install/src/command.rs
@@ -577,7 +577,7 @@ fn github_release_download_url(release_semver: &str) -> String {
 
 fn release_channel_download_url(release_channel: &str) -> String {
     format!(
-        "http://release.solana.com/{}/solana-release-{}.tar.bz2",
+        "https://release.solana.com/{}/solana-release-{}.tar.bz2",
         release_channel,
         crate::build_env::TARGET
     )
@@ -585,7 +585,7 @@ fn release_channel_download_url(release_channel: &str) -> String {
 
 fn release_channel_version_url(release_channel: &str) -> String {
     format!(
-        "http://release.solana.com/{}/solana-release-{}.yml",
+        "https://release.solana.com/{}/solana-release-{}.yml",
         release_channel,
         crate::build_env::TARGET
     )