diff --git a/docs/docs/api.md b/docs/docs/api.md
index 8b7dce30..bbe19d21 100644
--- a/docs/docs/api.md
+++ b/docs/docs/api.md
@@ -140,6 +140,8 @@ Requires no authorization.
     resolutionTime?: number
     resolution?: string
     resolutionProbability?: number // Used for BINARY markets resolved to MKT
+
+    lastUpdatedTime?: number
   }
   ```
 
diff --git a/web/pages/api/v0/_types.ts b/web/pages/api/v0/_types.ts
index 7474bbcd..76d2aea2 100644
--- a/web/pages/api/v0/_types.ts
+++ b/web/pages/api/v0/_types.ts
@@ -40,6 +40,8 @@ export type LiteMarket = {
   resolution?: string
   resolutionTime?: number
   resolutionProbability?: number
+
+  lastUpdatedTime?: number
 }
 
 export type ApiAnswer = Answer & {
@@ -90,6 +92,7 @@ export function toLiteMarket(contract: Contract): LiteMarket {
     resolution,
     resolutionTime,
     resolutionProbability,
+    lastUpdatedTime,
   } = contract
 
   const { p, totalLiquidity } = contract as any
@@ -129,6 +132,7 @@ export function toLiteMarket(contract: Contract): LiteMarket {
     resolution,
     resolutionTime,
     resolutionProbability,
+    lastUpdatedTime,
     min,
     max,
     isLogScale,