diff --git a/explorer/src/components/instruction/mango/PlacePerpOrderDetailsCard.tsx b/explorer/src/components/instruction/mango/PlacePerpOrderDetailsCard.tsx
index 5ff84451ff..4625fb2157 100644
--- a/explorer/src/components/instruction/mango/PlacePerpOrderDetailsCard.tsx
+++ b/explorer/src/components/instruction/mango/PlacePerpOrderDetailsCard.tsx
@@ -113,6 +113,10 @@ export function PlacePerpOrderDetailsCard(props: {
           <td className="text-lg-end">{orderLotDetails?.size}</td>
         </tr>
       )}
+      <tr>
+        <td>Reduce only</td>
+        <td className="text-lg-end">{info.reduceOnly}</td>
+      </tr>
     </InstructionCard>
   );
 }
diff --git a/explorer/src/components/instruction/mango/types.ts b/explorer/src/components/instruction/mango/types.ts
index de186276fa..cc489f61a4 100644
--- a/explorer/src/components/instruction/mango/types.ts
+++ b/explorer/src/components/instruction/mango/types.ts
@@ -192,7 +192,9 @@ export type PlacePerpOrder = {
   clientOrderId: String;
   side: String;
   orderType: String;
+  reduceOnly: String;
 };
+
 export const decodePlacePerpOrder = (
   ix: TransactionInstruction
 ): PlacePerpOrder => {
@@ -203,6 +205,7 @@ export const decodePlacePerpOrder = (
     clientOrderId: decoded.PlacePerpOrder.clientOrderId.toString(),
     side: decoded.PlacePerpOrder.side.toString(),
     orderType: decoded.PlacePerpOrder.orderType.toString(),
+    reduceOnly: decoded.PlacePerpOrder.reduceOnly.toString(),
   };
 
   return placePerpOrder;