diff --git a/content/tutorials/production-readiness/reliable-transaction-submission.ja.md b/content/tutorials/production-readiness/reliable-transaction-submission.ja.md
index 2d00858ae0..366f4785fe 100644
--- a/content/tutorials/production-readiness/reliable-transaction-submission.ja.md
+++ b/content/tutorials/production-readiness/reliable-transaction-submission.ja.md
@@ -301,7 +301,7 @@ JSON-RPC要求:
                "Account": "rG5Ro9e3uGEZVCh3zu5gB9ydKUskCs221W",
                 "Sequence": 4,
                 "LastLedgerSequence": 10268600,
-                "Fee": 10000,
+                "Fee": "10000",
                 "Amount": {
                     "currency": "FOO",
                     "issuer": "rG5Ro9e3uGEZVCh3zu5gB9ydKUskCs221W",
diff --git a/content/tutorials/production-readiness/reliable-transaction-submission.md b/content/tutorials/production-readiness/reliable-transaction-submission.md
index 6e8a34a8b2..0ad911b0ae 100644
--- a/content/tutorials/production-readiness/reliable-transaction-submission.md
+++ b/content/tutorials/production-readiness/reliable-transaction-submission.md
@@ -319,7 +319,7 @@ Request:
                "Account": "rG5Ro9e3uGEZVCh3zu5gB9ydKUskCs221W",
                 "Sequence": 4,
                 "LastLedgerSequence": 10268600,
-                "Fee": 10000,
+                "Fee": "10000",
                 "Amount": {
                     "currency": "FOO",
                     "issuer": "rG5Ro9e3uGEZVCh3zu5gB9ydKUskCs221W",