diff --git a/api/v1/authenticate/authenticate.go b/api/v1/authenticate/authenticate.go
index 6ed8684..3a5c0df 100644
--- a/api/v1/authenticate/authenticate.go
+++ b/api/v1/authenticate/authenticate.go
@@ -122,10 +122,14 @@ func authenticate(c *gin.Context) {
 	}
 	if isCorrect {
 		// update wallet address for that user_id
-		err = db.Model(&models.User{}).Where("user_id = ?", userId).Update("wallet_address", walletAddr).Error
+		err = db.Model(&models.User{}).Where("user_id = ?", userId).
+			Updates(map[string]interface{}{
+				"wallet_address": walletAddr,
+				"chain_name":     req.ChainName,
+			}).Error
 		if err != nil {
-			httpo.NewErrorResponse(http.StatusInternalServerError, "Unexpected error occured").SendD(c)
-			logwrapper.Errorf("failed to update wallet address, error %v", err.Error())
+			httpo.NewErrorResponse(http.StatusInternalServerError, "Unexpected error occurred").SendD(c)
+			logwrapper.Errorf("failed to update wallet address and chain name, error %v", err.Error())
 			return
 		}
 
diff --git a/api/v1/authenticate/types.go b/api/v1/authenticate/types.go
index aefcf65..461b8f1 100644
--- a/api/v1/authenticate/types.go
+++ b/api/v1/authenticate/types.go
@@ -8,6 +8,7 @@ type AuthenticateRequest struct {
 	Message      string `json:"message" binding:"omitempty"`
 	AccessToken  string `json:"accessToken" binding:"omitempty"`
 	IdToken      string `json:"idToken" binding:"omitempty"` // to be pass in bearer token [ AUTHORIZATION KEY ]
+	ChainName    string `json:"chain_name" binding:"required"`
 }
 type AuthenticateRequestNoSign struct {
 	FlowId        string `json:"flowId" binding:"required"`