diff --git a/src/ripple/app/tx/impl/SetOracle.cpp b/src/ripple/app/tx/impl/SetOracle.cpp
index a2fcdd53a46..469de1c13de 100644
--- a/src/ripple/app/tx/impl/SetOracle.cpp
+++ b/src/ripple/app/tx/impl/SetOracle.cpp
@@ -78,7 +78,7 @@ SetOracle::preclaim(PreclaimContext const& ctx)
         if (!entry.isFieldPresent(sfSymbolPrice))
             return temMALFORMED;
         auto const hash = tokenPairHash(entry);
-        if (pairs.contains(tokenPairHash(entry)))
+        if (pairs.contains(hash))
             return tecDUPLICATE;
         pairs.emplace(hash);
     }
@@ -114,15 +114,13 @@ SetOracle::preclaim(PreclaimContext const& ctx)
     if (pairs.size() > maxOracleDataSeries)
         return temARRAY_SIZE;
 
+    auto const add = pairs.size() <= 5 ? 1 : 2;
     auto const reserve = ctx.view.fees().accountReserve(
-        sleSetter->getFieldU32(sfOwnerCount) + pairs.size() <= 5 ? 1 : 2);
+        sleSetter->getFieldU32(sfOwnerCount) + add);
     auto const& balance = sleSetter->getFieldAmount(sfBalance);
 
     if (balance < reserve)
-    {
-        JLOG(ctx.j.debug()) << "Oracle Set: insufficient reserve";
         return tecINSUFFICIENT_RESERVE;
-    }
 
     return tesSUCCESS;
 }
@@ -181,7 +179,7 @@ applySet(
             }
         }
         STArray updatedSeries;
-        for (auto iter : pairs)
+        for (auto const& iter : pairs)
             updatedSeries.push_back(std::move(iter.second));
         sle->setFieldArray(sfPriceDataSeries, updatedSeries);
         if (ctx_.tx.isFieldPresent(sfURI))