diff --git a/src/participant_network.star b/src/participant_network.star
index b4b30dbc0..058163304 100644
--- a/src/participant_network.star
+++ b/src/participant_network.star
@@ -79,15 +79,17 @@ def launch_participant_network(
         if (
             constants.NETWORK_NAME.shadowfork in network_params.network
         ):  # shadowfork requires some preparation
-            network_name = network_params.network.split("-shadowfork")[
+            base_network = network_params.network.split("-shadowfork")[
                 0
             ]  # overload the network name to remove the shadowfork suffix
             network_id = constants.NETWORK_ID[
-                network_name
+                base_network
             ]  # overload the network id to match the network name
             latest_block = plan.run_sh(  # fetch the latest block
                 run="mkdir -p /shadowfork && \
-                    curl -o /shadowfork/latest_block.json https://ethpandaops-ethereum-node-snapshots.ams3.digitaloceanspaces.com/holesky/geth/latest/latest_snapshot_block.json",
+                    curl -o /shadowfork/latest_block.json https://ethpandaops-ethereum-node-snapshots.ams3.digitaloceanspaces.com/"
+                + base_network
+                + "/geth/latest/latest_snapshot_block.json",
                 image="badouralix/curl-jq",
                 store=[StoreSpec(src="/shadowfork", name="latest_blocks")],
             )