diff --git a/test/integration-test-common.sh b/test/integration-test-common.sh
index 91ffb00..2a561fe 100644
--- a/test/integration-test-common.sh
+++ b/test/integration-test-common.sh
@@ -88,7 +88,7 @@ TEST_SCRIPT_DIR=$(pwd)
 export TEST_SCRIPT_DIR
 export TEST_BUCKET_MOUNT_POINT_1=${TEST_BUCKET_1}
 
-S3PROXY_VERSION="2.0.0"
+S3PROXY_VERSION="2.4.1"
 S3PROXY_BINARY="${S3PROXY_BINARY-"s3proxy-${S3PROXY_VERSION}"}"
 
 CHAOS_HTTP_PROXY_VERSION="1.1.0"
diff --git a/test/s3proxy.conf b/test/s3proxy.conf
index 963f06b..46f4374 100644
--- a/test/s3proxy.conf
+++ b/test/s3proxy.conf
@@ -6,6 +6,6 @@ s3proxy.credential=local-credential
 s3proxy.keystore-path=/tmp/keystore.jks
 s3proxy.keystore-password=password
 
-jclouds.provider=transient
+jclouds.provider=transient-nio2
 jclouds.identity=remote-identity
 jclouds.credential=remote-credential