diff --git a/AquaNet/src/libs/setup.ts b/AquaNet/src/libs/setup.ts
index 449a7d9f..0a61efe6 100644
--- a/AquaNet/src/libs/setup.ts
+++ b/AquaNet/src/libs/setup.ts
@@ -24,7 +24,7 @@ function addOrUpdateItem(ini: string[], section: string, key: string, value: str
                 idx, keys: {}
             };
         } else {
-            let key = item.split("=")[0];
+            let key = item.split("=")[0].toLowerCase();
             let value = item.split("=")[1];
 
             if (!key)
@@ -48,7 +48,7 @@ function addOrUpdateItem(ini: string[], section: string, key: string, value: str
 }
 
 export function injectNetworkData(baseIni: string, networkData: NetworkData): string {
-    let ini: string[] = baseIni.split("\n").map(i => i.trim().toLowerCase().replaceAll("\r", ""));
+    let ini: string[] = baseIni.split("\n").map(i => i.trim().replaceAll("\r", ""));
     
     if (networkData.dns)
         addOrUpdateItem(ini, "dns", "default", networkData.dns);