diff --git a/scripts/harb-evaluator/red-team.sh b/scripts/harb-evaluator/red-team.sh
index 8a8bef3..8b51d81 100755
--- a/scripts/harb-evaluator/red-team.sh
+++ b/scripts/harb-evaluator/red-team.sh
@@ -496,7 +496,7 @@ done
 TOTAL=\$(python3 -c "print(int('\$LM_ETH')+int('\$LM_WETH')+int('\$POS_ETH'))")
 echo "Total LM ETH: \$TOTAL wei (free: \$LM_ETH + \$LM_WETH, positions: \$POS_ETH)"
 echo "Started with: ${LM_ETH_BEFORE} wei"
-python3 -c "b=${LM_ETH_BEFORE}; a=int('\$TOTAL'); d=b-a; print(f'Delta: {d} wei ({d*100//b if b else 0}% extracted)' if d>0 else f'Delta: {d} wei (LM gained ETH)')"
+python3 -c "b=${LM_ETH_BEFORE:-0}; a=int('\$TOTAL'); d=b-a; print(f'Delta: {d} wei ({d*100//b if b else 0}% extracted)' if d>0 else f'Delta: {d} wei (LM gained ETH)')"
 \`\`\`
 
 ### Wrap ETH to WETH