diff --git a/src/main/java/app/utils/SaltedCookie.java b/src/main/java/app/utils/SaltedCookie.java
index 907c55c..f4f2379 100644
--- a/src/main/java/app/utils/SaltedCookie.java
+++ b/src/main/java/app/utils/SaltedCookie.java
@@ -4,6 +4,7 @@ import app.updates.CountriesUpdater;
 import jakarta.annotation.PostConstruct;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
 import org.springframework.util.DigestUtils;
@@ -16,10 +17,15 @@ public class SaltedCookie {
     @Value("${backend.auth.salt}")
     private String salt;
 
-    private HashMap<String, String> secret_keys = new HashMap<>();
+    private HashMap<String, String> secret_keys;
 
     private final Logger logger = LoggerFactory.getLogger(SaltedCookie.class);
 
+    @Autowired
+    public SaltedCookie() {
+        secret_keys = new HashMap<>();
+    }
+
     public String Hashed(String value) {
         return DigestUtils.md5DigestAsHex(String.format("%s+%s", value, salt).getBytes());
     }