diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/util/AdminChecker.java b/HMCL/src/main/java/org/jackhuang/hmcl/util/AdminChecker.java
index b3fcb95e7..da6fd031e 100755
--- a/HMCL/src/main/java/org/jackhuang/hmcl/util/AdminChecker.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/util/AdminChecker.java
@@ -5,6 +5,9 @@ import org.jackhuang.hmcl.util.platform.windows.WinReg;
 
 public class AdminChecker {
 
+    private AdminChecker() {
+    }
+
     public static boolean isAdmin() {
         if (OperatingSystem.CURRENT_OS == OperatingSystem.WINDOWS) {
             return isWindowsAdmin();
@@ -40,4 +43,4 @@ public class AdminChecker {
             return false;
         }
     }
-}
\ No newline at end of file
+}