diff --git a/src/ripple/net/impl/RPCCall.cpp b/src/ripple/net/impl/RPCCall.cpp
index dccdfccef..e824192b8 100644
--- a/src/ripple/net/impl/RPCCall.cpp
+++ b/src/ripple/net/impl/RPCCall.cpp
@@ -499,7 +499,7 @@ private:
 
         std::string     strLedger   = jvParams[0u].asString ();
 
-        if (strLedger.length () == 32)
+        if (strLedger.length () == 64)
         {
             jvRequest[jss::ledger_hash]    = strLedger;
         }