diff --git a/api/api.go b/api/api.go
index <HASH>..<HASH> 100644
--- a/api/api.go
+++ b/api/api.go
@@ -20,7 +20,6 @@ import (
 	"net/http"
 	"net/url"
 	"os"
-	"regexp"
 	"strings"
 	"sync"
 	"time"
@@ -241,7 +240,7 @@ func (a *API) apiRequest(reqMethod string, reqPath string, data []byte) ([]byte,
 			if !a.useExponentialBackoff {
 				break
 			}
-			if matched, _ := regexp.MatchString("code 403", err.Error()); matched {
+			if strings.Contains(err.Error(), "code 403") {
 				break
 			}
 		}
fix: simplify check for <I> on api call error