diff --git a/rs/tests/driver/src/driver/test_env_api.rs b/rs/tests/driver/src/driver/test_env_api.rs
index 5ccc5a45a6f9..6c8c2bd6e96c 100644
--- a/rs/tests/driver/src/driver/test_env_api.rs
+++ b/rs/tests/driver/src/driver/test_env_api.rs
@@ -1130,7 +1130,8 @@ pub fn get_elasticsearch_hosts() -> Result<Vec<String>> {
 pub fn get_ic_os_img_url() -> Result<Url> {
     //let url = read_dependency_from_env_to_string("ENV_DEPS__DEV_DISK_IMG_TAR_ZST_CAS_URL")?;
     let sha256 = get_ic_os_img_sha256()?;
-    let url = format!("https://artifacts.zh1-idx1.dfinity.network/cas/{sha256}");
+    // TODO: use artifacts.idx.dfinity.network (hits the redirect server)
+    let url = format!("https://artifacts.idx.dfinity.network/cas/{sha256}");
     Ok(Url::parse(&url)?)
 }
 
@@ -1142,7 +1143,7 @@ pub fn get_ic_os_img_sha256() -> Result<String> {
 
 pub fn get_malicious_ic_os_img_url() -> Result<Url> {
     let sha256 = get_malicious_ic_os_img_sha256()?;
-    let url = format!("https://artifacts.zh1-idx1.dfinity.network/cas/{sha256}");
+    let url = format!("https://artifacts.idx.dfinity.network/cas/{sha256}");
     Ok(Url::parse(&url)?)
 }
 
@@ -1156,7 +1157,7 @@ pub fn get_malicious_ic_os_img_sha256() -> Result<String> {
 pub fn get_ic_os_update_img_url() -> Result<Url> {
     //let url = read_dependency_from_env_to_string("ENV_DEPS__DEV_UPDATE_IMG_TAR_ZST_CAS_URL")?;
     let sha256 = get_ic_os_update_img_sha256()?;
-    let url = format!("https://artifacts.zh1-idx1.dfinity.network/cas/{sha256}");
+    let url = format!("https://artifacts.idx.dfinity.network/cas/{sha256}");
     Ok(Url::parse(&url)?)
 }
 
@@ -1180,7 +1181,7 @@ pub fn get_ic_os_update_img_test_sha256() -> Result<String> {
 
 pub fn get_malicious_ic_os_update_img_url() -> Result<Url> {
     let sha256 = get_malicious_ic_os_update_img_sha256()?;
-    let url = format!("https://artifacts.zh1-idx1.dfinity.network/cas/{sha256}");
+    let url = format!("https://artifacts.idx.dfinity.network/cas/{sha256}");
     Ok(Url::parse(&url)?)
 }
 
@@ -1219,7 +1220,7 @@ pub fn get_mainnet_ic_os_update_img_url() -> Result<Url> {
 pub fn get_hostos_update_img_test_url() -> Result<Url> {
     // TODO: look up from env (no need to repeat this every time)
     let sha256 = get_hostos_update_img_test_sha256()?;
-    let url = format!("https://artifacts.zh1-idx1.dfinity.network/cas/{sha256}");
+    let url = format!("https://artifacts.idx.dfinity.network/cas/{sha256}");
     Ok(Url::parse(&url)?)
 }
 
diff --git a/rs/tests/system_tests.bzl b/rs/tests/system_tests.bzl
index b46e8d4c35d5..ce7229fd3988 100644
--- a/rs/tests/system_tests.bzl
+++ b/rs/tests/system_tests.bzl
@@ -26,7 +26,10 @@ def _run_system_test(ctx):
                 echo found ic-os image "$image"
                 image_sha256=$(sha256sum "$image" | cut -d' ' -f1)
                 echo "  sha256: '$image_sha256'"
-                url="https://artifacts.zh1-idx1.dfinity.network/cas/$image_sha256"
+
+                # TODO: explain
+                # TODO: extract URL and use config
+                url="http://server.bazel-remote.svc.cluster.local:8080/cas/$image_sha256"
 
                 echo "  image CAS URL is '$url'"
 
@@ -38,6 +41,8 @@ def _run_system_test(ctx):
                 fi
             done
 
+            echo done images
+
             # We export RUNFILES such that the from_location_specified_by_env_var() function in
             # rs/rust_canisters/canister_test/src/canister.rs can find canisters
             # relative to the $RUNFILES directory.