diff --git a/.changeset/spicy-bugs-hang.md b/.changeset/spicy-bugs-hang.md
new file mode 100644
index 000000000..37d105ce3
--- /dev/null
+++ b/.changeset/spicy-bugs-hang.md
@@ -0,0 +1,5 @@
+---
+'@siafoundation/explored-js': minor
+---
+
+Corrected transactionChainIndices method from POST to GET.
diff --git a/libs/explored-js/src/api.ts b/libs/explored-js/src/api.ts
index 9b6d424dd..e052fb2d5 100644
--- a/libs/explored-js/src/api.ts
+++ b/libs/explored-js/src/api.ts
@@ -190,7 +190,7 @@ export function Explored({
       TransactionChainIndicesParams,
       TransactionChainIndicesPayload,
       TransactionChainIndicesResponse
-    >(axios, 'post', transactionChainIndicesRoute),
+    >(axios, 'get', transactionChainIndicesRoute),
     // Address
     addressSiacoinUTXOs: buildRequestHandler<
       AddressSiacoinUTXOsParams,