diff --git a/internal/handler/checkauth.go b/internal/handler/checkauth.go
new file mode 100644
index 0000000..a014ca9
--- /dev/null
+++ b/internal/handler/checkauth.go
@@ -0,0 +1,45 @@
+package handler
+
+import (
+	"net/http"
+	"strings"
+
+	"github.com/golang-jwt/jwt/v4"
+
+	"github.com/OlegVankov/fantastic-engine/internal/util"
+)
+
+func Auth(h http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		auth := strings.TrimPrefix(r.Header.Get("Authorization"), "Bearer ")
+
+		if auth == "" {
+			w.WriteHeader(http.StatusUnauthorized)
+			return
+		}
+
+		userClaim := util.UserClaim{}
+
+		token, err := jwt.ParseWithClaims(auth, &userClaim, func(token *jwt.Token) (interface{}, error) {
+			return []byte("secret_key"), nil
+		})
+
+		if err != nil {
+			w.WriteHeader(http.StatusInternalServerError)
+			return
+		}
+
+		if !token.Valid {
+			w.WriteHeader(http.StatusUnauthorized)
+			return
+		}
+
+		if _, ok := Users2[userClaim.Username]; !ok {
+			w.WriteHeader(http.StatusUnauthorized)
+			return
+		}
+
+		r.Header.Add("username", userClaim.Username)
+		h.ServeHTTP(w, r)
+	})
+}
diff --git a/internal/handler/handler.go b/internal/handler/handler.go
index 542eb30..cf3186b 100644
--- a/internal/handler/handler.go
+++ b/internal/handler/handler.go
@@ -6,11 +6,8 @@ import (
 	"io"
 	"net/http"
 	"sort"
-	"strings"
 	"time"
 
-	"github.com/golang-jwt/jwt/v4"
-
 	"github.com/OlegVankov/fantastic-engine/internal/util"
 )
 
@@ -228,38 +225,3 @@ func Withdrawals(w http.ResponseWriter, r *http.Request) {
 	w.WriteHeader(http.StatusOK)
 	json.NewEncoder(w).Encode(withdrawals)
 }
-
-func Auth(h http.Handler) http.Handler {
-	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		auth := strings.TrimPrefix(r.Header.Get("Authorization"), "Bearer ")
-
-		if auth == "" {
-			w.WriteHeader(http.StatusUnauthorized)
-			return
-		}
-
-		userClaim := util.UserClaim{}
-
-		token, err := jwt.ParseWithClaims(auth, &userClaim, func(token *jwt.Token) (interface{}, error) {
-			return []byte("secret_key"), nil
-		})
-
-		if err != nil {
-			w.WriteHeader(http.StatusInternalServerError)
-			return
-		}
-
-		if !token.Valid {
-			w.WriteHeader(http.StatusUnauthorized)
-			return
-		}
-
-		if _, ok := Users2[userClaim.Username]; !ok {
-			w.WriteHeader(http.StatusUnauthorized)
-			return
-		}
-
-		r.Header.Add("username", userClaim.Username)
-		h.ServeHTTP(w, r)
-	})
-}