diff --git a/web/src/auth/LoginPage.js b/web/src/auth/LoginPage.js
index 1e90b59c..2ff88dbd 100644
--- a/web/src/auth/LoginPage.js
+++ b/web/src/auth/LoginPage.js
@@ -749,7 +749,9 @@ class LoginPage extends React.Component {
               application.providers.filter(providerItem => this.isProviderVisible(providerItem)).map((providerItem, id) => {
                 return (
                   <span key ={id} onClick={(e) => {
-                    if (!this.form.current.getFieldValue("agreement")) {
+                    const agreementChecked = this.form.current.getFieldValue("agreement");
+
+                    if (agreementChecked !== undefined && typeof agreementChecked === "boolean" && !agreementChecked) {
                       e.preventDefault();
                       message.error(i18next.t("signup:Please accept the agreement!"));
                     }
diff --git a/web/src/auth/SignupPage.js b/web/src/auth/SignupPage.js
index a3c1c62a..8d6b3d8c 100644
--- a/web/src/auth/SignupPage.js
+++ b/web/src/auth/SignupPage.js
@@ -656,7 +656,9 @@ class SignupPage extends React.Component {
         application.providers.filter(providerItem => this.isProviderVisible(providerItem)).map((providerItem, id) => {
           return (
             <span key={id} onClick={(e) => {
-              if (!this.form.current.getFieldValue("agreement")) {
+              const agreementChecked = this.form.current.getFieldValue("agreement");
+
+              if (agreementChecked !== undefined && typeof agreementChecked === "boolean" && !agreementChecked) {
                 e.preventDefault();
                 message.error(i18next.t("signup:Please accept the agreement!"));
               }