diff --git a/portal/tools/eth_data_exporter/parser.nim b/portal/tools/eth_data_exporter/parser.nim
index 1efdd381ee..0c72233c44 100644
--- a/portal/tools/eth_data_exporter/parser.nim
+++ b/portal/tools/eth_data_exporter/parser.nim
@@ -130,7 +130,7 @@ proc fromJson*(n: JsonNode, name: string, x: var seq[Authorization]) =
   let node = n[name]
   for v in node:
     x = newSeqOfCap[Authorization](node.len)
-    x.add parseAuth(node)
+    x.add parseAuth(v)
 
 proc parseBlockHeader*(n: JsonNode): Header =
   n.fromJson "parentHash", result.parentHash