diff --git a/solana/bpf-sdk-install.sh b/solana/bpf-sdk-install.sh
index 20a667cb9..9d7d8a04a 100755
--- a/solana/bpf-sdk-install.sh
+++ b/solana/bpf-sdk-install.sh
@@ -13,7 +13,7 @@ echo "Installing $channel BPF SDK into $installDir"
 set -x
 cd "$installDir/"
 curl -L  --retry 5 --retry-delay 2 -o bpf-sdk.tar.bz2 \
-  http://solana-sdk.s3.amazonaws.com/"$channel"/bpf-sdk.tar.bz2
+  https://solana-sdk.s3.amazonaws.com/"$channel"/bpf-sdk.tar.bz2
 rm -rf bpf-sdk
 mkdir -p bpf-sdk
 tar jxf bpf-sdk.tar.bz2