diff --git a/server/token/auth_token.go b/server/token/auth_token.go
index 32d1085..d2eb454 100644
--- a/server/token/auth_token.go
+++ b/server/token/auth_token.go
@@ -137,7 +137,7 @@ func CreateRefreshToken(user models.User, roles, scopes []string, hostname, nonc
 		"iat":           time.Now().Unix(),
 		"token_type":    constants.TokenTypeRefreshToken,
 		"roles":         roles,
-		"scope":         scopes,
+		"scope":         strings.Join(scopes, " "),
 		"nonce":         nonce,
 		"login_method":  loginMethod,
 		"allowed_roles": strings.Split(user.Roles, ","),
@@ -177,7 +177,7 @@ func CreateAccessToken(user models.User, roles, scopes []string, hostName, nonce
 		"exp":           expiresAt,
 		"iat":           time.Now().Unix(),
 		"token_type":    constants.TokenTypeAccessToken,
-		"scope":         scopes,
+		"scope":         strings.Join(scopes, " "),
 		"roles":         roles,
 		"login_method":  loginMethod,
 		"allowed_roles": strings.Split(user.Roles, ","),