diff --git a/src/solvers/solvers.controller.ts b/src/solvers/solvers.controller.ts
index 1def45a..97dd7b2 100644
--- a/src/solvers/solvers.controller.ts
+++ b/src/solvers/solvers.controller.ts
@@ -72,7 +72,11 @@ export class SolversController {
   async deregisterSolver(@Param("address") address: string) {
     const solver = await this.solversService.deregister(address);
     if (!solver) throw new NotFoundException("Solver not found");
-    return { ...solver, withdrawalStatus: "pending" };
+    return {
+      ...solver,
+      withdrawalStatus: "pending",
+      withdrawalRequestedAt: Math.floor(Date.now() / 1000),
+    };
   }
 
   @Post(":address/deactivate")
diff --git a/src/solvers/solvers.service.ts b/src/solvers/solvers.service.ts
index 0ab1983..4c40181 100644
--- a/src/solvers/solvers.service.ts
+++ b/src/solvers/solvers.service.ts
@@ -72,7 +72,7 @@ export class SolversService {
   async reactivate(address: string): Promise<SolverRecord | null> {
     const solver = await this.repo.findByAddress(address);
     if (!solver) return null;
-    const updated = { ...solver, isActive: true };
+    const updated = { ...solver, isActive };
     return this.repo.save(updated);
   }
 
diff --git a/src/stats/stats.service.ts b/src/stats/stats.service.ts
index 19f0465..d6b4ad2 100644
--- a/src/stats/stats.service.ts
+++ b/src/stats/stats.service.ts
@@ -5,6 +5,10 @@ import { IntentsGateway } from "../intents/intents.gateway";
 
 @Injectable()
 export class StatsService {
+  private cachedProtocolStats:
+    | { expiresAt: number; value: ReturnType<StatsService["buildProtocolStats"]> }
+    | null = null;
+
   constructor(
     private readonly intentsService: IntentsService,
     private readonly solversService: SolversService,