diff --git a/app/http/middleware/ratelimit.go b/app/http/middleware/ratelimit.go
index 05db094..5b65ebc 100644
--- a/app/http/middleware/ratelimit.go
+++ b/app/http/middleware/ratelimit.go
@@ -67,7 +67,7 @@ func CreateRateLimiter(rlType RateLimitType, max int, period time.Duration) gin.
 }
 
 func writeHeaders(ctx *gin.Context, res *redis_rate.Result) {
-	ctx.Keys["rl_sr"] = res.Remaining
+	ctx.Set("rl_sr", res.Remaining)
 
 	ctx.Header("X-RateLimit-Limit", strconv.Itoa(res.Limit.Rate))
 	ctx.Header("X-RateLimit-Remaining", strconv.Itoa(res.Remaining))