diff --git a/companies/ZScaler.csv b/companies/ZScaler.csv
index b890ee4..c797e9f 100644
--- a/companies/ZScaler.csv
+++ b/companies/ZScaler.csv
@@ -1,2 +1,3 @@
 problem_link,problem_name,num_occur
 https://leetcode.com/problems/day-of-the-year/,Day of the Year,1
+https://leetcode.com/problems/optimal-account-balancing/,Simplify Debt Settlement,1