diff --git a/routers/api/v1/repo/branch.go b/routers/api/v1/repo/branch.go
index a337ed7938867..b9060e9cbd09f 100644
--- a/routers/api/v1/repo/branch.go
+++ b/routers/api/v1/repo/branch.go
@@ -897,7 +897,7 @@ func EditBranchProtection(ctx *context.APIContext) {
 	} else {
 		whitelistUsers = protectBranch.WhitelistUserIDs
 	}
-	if form.ForcePushAllowlistDeployKeys != nil {
+	if form.ForcePushAllowlistUsernames != nil {
 		forcePushAllowlistUsers, err = user_model.GetUserIDsByNames(ctx, form.ForcePushAllowlistUsernames, false)
 		if err != nil {
 			if user_model.IsErrUserNotExist(err) {