diff --git a/config/fixturenet-optimism/run-op-node.sh b/config/fixturenet-optimism/run-op-node.sh
index 3413897..12e1954 100755
--- a/config/fixturenet-optimism/run-op-node.sh
+++ b/config/fixturenet-optimism/run-op-node.sh
@@ -8,6 +8,11 @@ CERC_L1_RPC="${CERC_L1_RPC:-${DEFAULT_CERC_L1_RPC}}"
 CERC_L1_RPC_KIND="${CERC_L1_RPC_KIND:-${DEFAULT_CERC_L1_RPC_KIND}}"
 CERC_L1_BLOCK_TIME="${CERC_L1_BLOCK_TIME:-$DEFAULT_CERC_L1_BLOCK_TIME}"
 
+log_level=INFO
+if [ -n "$CERC_LOG_LEVEL" ]; then
+  log_level="$CERC_LOG_LEVEL"
+fi
+
 # Start op-node
 rollup_config=/l2-config/rollup.json
 seq_key=$(cat /l2-accounts/accounts.json | jq -r .SeqKey)
@@ -30,4 +35,5 @@ exec op-node \
   --l1.rpckind=$CERC_L1_RPC_KIND \
   --l1.beacon=http://fixturenet-eth-lighthouse-1:8001 \
   --l1.http-poll-interval="${CERC_L1_BLOCK_TIME}s" \
-  --l1.epoch-poll-interval="$((CERC_L1_BLOCK_TIME * 32))s"
+  --l1.epoch-poll-interval="$((CERC_L1_BLOCK_TIME * 32))s" \
+  --log.level="$log_level"