1 files changed, 3 insertions, 0 deletions
diff --git a/main.qml b/main.qml
index 17b10e6..2071087 100644
--- a/main.qml
+++ b/main.qml
@@ -31,6 +31,9 @@ ApplicationWindow {
 				}
 				emailTextField {
 					placeholderText: "Coba: Hardware, Ladders, Measuring Tools, Safety Equipment, Hand Tools, Painting Supplies, atau Tool Storage"
+					validator: RegularExpressionValidator {
+						regularExpression: /[a-zA-Z0-9]+/
+					}
 					onTextChanged: if (!emailTextField.text || !loginButton.enabled)
 						loginButton.enabled = !loginButton.enabled
 				}