diff --git a/ui/litellm-dashboard/src/components/networking.tsx b/ui/litellm-dashboard/src/components/networking.tsx
index e29e0e372f..e64e46db57 100644
--- a/ui/litellm-dashboard/src/components/networking.tsx
+++ b/ui/litellm-dashboard/src/components/networking.tsx
@@ -483,8 +483,8 @@ export const modelMetricsSlowResponsesCall = async (
   userID: String,
   userRole: String, 
   modelGroup: String | null,
-  startTime: String | null,
-  endTime: String | null
+  startTime: String | undefined,
+  endTime: String | undefined
 ) => {
   /**
    * Get all models on proxy
@@ -525,8 +525,8 @@ export const modelExceptionsCall = async (
   userID: String,
   userRole: String, 
   modelGroup: String | null,
-  startTime: String | null,
-  endTime: String | null
+  startTime: String | undefined,
+  endTime: String | undefined
 ) => {
   /**
    * Get all models on proxy