diff --git a/docker/tomochain/entrypoint.sh b/docker/tomochain/entrypoint.sh
index cf648db076..01375bec11 100755
--- a/docker/tomochain/entrypoint.sh
+++ b/docker/tomochain/entrypoint.sh
@@ -55,6 +55,7 @@ if [[ ! -z $NETWORK_ID ]]; then
       ;;
     89 )
       genesisPath="testnet.json"
+      params="$params --tomo-testnet"
       ;;
     90 )
       genesisPath="devnet.json"