diff --git a/API-Endpoint.md b/API-Endpoint.md
index 296158f..9bb7726 100644
--- a/API-Endpoint.md
+++ b/API-Endpoint.md
@@ -6,4 +6,4 @@ Temperature of the temp sensor
 
 # Battery Voltage:  Unsinged Float
 
-# UPTime: long
+# UPTime: Unsinged Long