diff --git a/tests/records_metadata.json b/tests/records_metadata.json
index 34caa41..9fa0291 100644
--- a/tests/records_metadata.json
+++ b/tests/records_metadata.json
@@ -924,7 +924,7 @@
   },
   "data_source": {
     "type": "int",
-    "desc": "1 if unit is created from PUF data; 0 if created from CPS data (not used in tax-calculation logic)",
+    "desc": "1 if unit is created primarily from IRS-SOI PUF data; 0 if created primarily from CPS data (not used in tax-calculation logic)",
     "form": {
       "2013-2016": "sample construction info"
     },