diff --git a/dist/ttfb-go b/dist/ttfb-go
index 02871b0..05ed0bc 100755
Binary files a/dist/ttfb-go and b/dist/ttfb-go differ
diff --git a/dist/ttfb-go_darwin_amd64 b/dist/ttfb-go_darwin_amd64
index 40010fc..e591b19 100755
Binary files a/dist/ttfb-go_darwin_amd64 and b/dist/ttfb-go_darwin_amd64 differ
diff --git a/dist/ttfb-go_darwin_arm64 b/dist/ttfb-go_darwin_arm64
index be2f1f5..54a852a 100755
Binary files a/dist/ttfb-go_darwin_arm64 and b/dist/ttfb-go_darwin_arm64 differ
diff --git a/dist/ttfb-go_linux_arm b/dist/ttfb-go_linux_arm
index 01416ca..f8ed2e5 100755
Binary files a/dist/ttfb-go_linux_arm and b/dist/ttfb-go_linux_arm differ
diff --git a/dist/ttfb-go_linux_arm64 b/dist/ttfb-go_linux_arm64
index 2038048..94efc8b 100755
Binary files a/dist/ttfb-go_linux_arm64 and b/dist/ttfb-go_linux_arm64 differ
diff --git a/dist/ttfb-go_linux_arm64_static b/dist/ttfb-go_linux_arm64_static
index 4c39f3c..1301853 100755
Binary files a/dist/ttfb-go_linux_arm64_static and b/dist/ttfb-go_linux_arm64_static differ
diff --git a/dist/ttfb-go_linux_arm_static b/dist/ttfb-go_linux_arm_static
index bc642d1..5d015b1 100755
Binary files a/dist/ttfb-go_linux_arm_static and b/dist/ttfb-go_linux_arm_static differ
diff --git a/dist/ttfb-go_static b/dist/ttfb-go_static
index c2eac76..7af0bae 100755
Binary files a/dist/ttfb-go_static and b/dist/ttfb-go_static differ
diff --git a/main.go b/main.go
index e902ee6..52519e5 100644
--- a/main.go
+++ b/main.go
@@ -12,7 +12,7 @@ import (
 )
 
 // MeasureTTFB measures the Time to First Byte for the given URL.
-func MeasureTTFB(url string, cookie string) (int64, int, error) {
+func MeasureTTFB(url string, cookies []string) (int64, int, error) {
     // Create a custom HTTP transport to allow measuring the TTFB.
     transport := &http.Transport{
         TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
@@ -28,14 +28,14 @@ func MeasureTTFB(url string, cookie string) (int64, int, error) {
         return 0, 0, err
     }
 
-    // If a cookie is provided, set it in the request header.
-    if cookie != "" {
-        // Clean up and format the cookie properly
-        cookie = strings.TrimSpace(cookie)
-        if !strings.Contains(cookie, "=") {
-            return 0, 0, fmt.Errorf("invalid cookie format")
+    // If cookies are provided, set them in the request header.
+    if len(cookies) > 0 {
+        for _, cookie := range cookies {
+            if !strings.Contains(cookie, "=") {
+                return 0, 0, fmt.Errorf("invalid cookie format")
+            }
+            req.Header.Add("Cookie", strings.TrimSpace(cookie))
         }
-        req.Header.Set("Cookie", cookie)
     }
 
     // Record the start time.
@@ -56,7 +56,7 @@ func MeasureTTFB(url string, cookie string) (int64, int, error) {
 
 func main() {
     // Define and parse command-line flags.
-    cookieFile := flag.String("c", "", "Path to file containing the authentication cookie")
+    cookieFile := flag.String("c", "", "Path to file containing the authentication cookies")
     flag.Parse()
 
     // Check if the URL is provided as an argument.
@@ -67,19 +67,19 @@ func main() {
 
     url := flag.Arg(0)
 
-    // Read the cookie from the specified file if provided.
-    var cookie string
+    // Read the cookies from the specified file if provided.
+    var cookies []string
     if *cookieFile != "" {
         data, err := ioutil.ReadFile(*cookieFile)
         if err != nil {
             fmt.Printf("Error reading cookie file: %v\n", err)
             os.Exit(1)
         }
-        cookie = strings.TrimSpace(string(data))
+        cookies = strings.Split(strings.TrimSpace(string(data)), ";")
     }
 
     // Measure the TTFB.
-    ttfb, statusCode, err := MeasureTTFB(url, cookie)
+    ttfb, statusCode, err := MeasureTTFB(url, cookies)
     if err != nil {
         fmt.Printf("Error measuring TTFB: %v\n", err)
         os.Exit(1)