diff --git a/form/verification.go b/form/verification.go
index e2a3b530..0ecad8f4 100644
--- a/form/verification.go
+++ b/form/verification.go
@@ -47,7 +47,7 @@ func (form *VerificationForm) CheckParameter(checkType int, lang string) string
 			return i18n.Translate(lang, "general:Missing parameter") + ": dest."
 		}
 		if form.CaptchaType == "" {
-			return i18n.Translate(lang, "general:Missing parameter") + ": checkType."
+			return i18n.Translate(lang, "general:Missing parameter") + ": captchaType."
 		}
 		if !strings.Contains(form.ApplicationId, "/") {
 			return i18n.Translate(lang, "verification:Wrong parameter") + ": applicationId."