diff --git a/build b/build
index 0aeb548..aa92725 100644
--- a/build
+++ b/build
@@ -1 +1 @@
-74
\ No newline at end of file
+76
\ No newline at end of file
diff --git a/openpapi/ucentralsec/owsec.yaml b/openpapi/ucentralsec/owsec.yaml
index d86e47a..13f6f99 100644
--- a/openpapi/ucentralsec/owsec.yaml
+++ b/openpapi/ucentralsec/owsec.yaml
@@ -62,6 +62,7 @@ components:
                   - 7     # ACCESS_DENIED,
                   - 8     # INVALID_TOKEN
                   - 9     # expired token
+                  - 10    # rate limit exceeded
               ErrorDetails:
                 type: string
               ErrorDescription:
diff --git a/src/RESTAPI/RESTAPI_oauth2Handler.h b/src/RESTAPI/RESTAPI_oauth2Handler.h
index 16608cc..ea19b22 100644
--- a/src/RESTAPI/RESTAPI_oauth2Handler.h
+++ b/src/RESTAPI/RESTAPI_oauth2Handler.h
@@ -21,7 +21,7 @@ namespace OpenWifi {
                                                       Poco::Net::HTTPRequest::HTTP_GET,
 													  Poco::Net::HTTPRequest::HTTP_OPTIONS},
 													  Server,
-													  Internal, false, true , RateLimit{.Interval=2000,.MaxCalls=10}) {}
+													  Internal, false, true , RateLimit{.Interval=1000,.MaxCalls=10}) {}
 		static const std::list<const char *> PathName() { return std::list<const char *>{"/api/v1/oauth2/{token}","/api/v1/oauth2"}; };
 		void DoGet() final;
 		void DoPost() final;
diff --git a/src/framework/MicroService.h b/src/framework/MicroService.h
index c78c9e9..51991cd 100644
--- a/src/framework/MicroService.h
+++ b/src/framework/MicroService.h
@@ -81,7 +81,8 @@ namespace OpenWifi {
         INTERNAL_ERROR,
         ACCESS_DENIED,
         INVALID_TOKEN,
-        EXPIRED_TOKEN
+        EXPIRED_TOKEN,
+        RATE_LIMIT_EXCEEDED
     };
 
 	class AppServiceRegistry {
@@ -1524,8 +1525,9 @@ namespace OpenWifi {
 	            Request = &RequestIn;
 	            Response = &ResponseIn;
 
-	            if(RateLimited_ && RESTAPI_RateLimiter()->IsRateLimited(RequestIn,MyRates_.Interval, MyRates_.MaxCalls))
-	                return;
+	            if(RateLimited_ && RESTAPI_RateLimiter()->IsRateLimited(RequestIn,MyRates_.Interval, MyRates_.MaxCalls)) {
+	                return UnAuthorized("Rate limit exceeded.",RATE_LIMIT_EXCEEDED);
+	            }
 
 	            if (!ContinueProcessing())
 	                return;