diff --git a/IFS/dataset.json b/IFS/dataset.json
index 27eaa6a54f79cdd522804615ecf0b07b931bdd57..9535d71e86a9f2289a5d7369100c6013731d06bb 100644
--- a/IFS/dataset.json
+++ b/IFS/dataset.json
@@ -12,7 +12,7 @@
       "P1M":"Monthly",
       "P1Y":"Annual",
       "P3M":"Quarterly",
-      "P6M":"Semi-annual",
+      "P6M":"Bi-annual",
       "P7D":"Weekly"
     },
     "UNIT_MULT":{
@@ -64,10 +64,10 @@
   "dimensions_values_labels":{
     "FREQ":{
       "A":"Annual",
+      "B":"Bi-annual",
       "D":"Daily",
       "M":"Monthly",
       "Q":"Quarterly",
-      "S":"Semi-annual",
       "W":"Weekly"
     },
     "INDICATOR":{
@@ -2027,5 +2027,5 @@
     "Sectoral Coverage: National Accounts, Indicators of Economic Activity, Labor Markets, Prices, Government and Public Sector Finance, Financial Indicators, Balance of Payments, International Investment Position, International Reserves, Fund Accounts, External Trade, Exchange Rates, and Population.",
     "Code: IFS"
   ],
-  "updated_at":"2020-03-30"
+  "updated_at":"2020-04-06"
 }
\ No newline at end of file
diff --git a/IFS/series.jsonl b/IFS/series.jsonl
index b12b05c8f87e71fe04e2e70b0f34efdb0e1e75d2..f65b4f11096c8231f1cce099ac209b71b4479d1c 100644
Binary files a/IFS/series.jsonl and b/IFS/series.jsonl differ