diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginFormFragment.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginFormFragment.kt
index ea6bbe4d..3360e93b 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginFormFragment.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginFormFragment.kt
@@ -85,6 +85,9 @@ class LoginFormFragment : Fragment(), CoroutineScope {
             if (credential is LoginInfo.FormField) {
                 val b = LoginFormFieldItemBinding.inflate(layoutInflater)
                 b.textLayout.hint = app.getString(credential.name)
+                if (credential.isNumber) {
+                    b.textEdit.inputType = InputType.TYPE_CLASS_NUMBER
+                }
                 if (credential.hideText) {
                     b.textEdit.inputType = InputType.TYPE_TEXT_VARIATION_PASSWORD
                     b.textLayout.endIconMode = TextInputLayout.END_ICON_PASSWORD_TOGGLE
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginInfo.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginInfo.kt
index 77036f19..8a5e60d1 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginInfo.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginInfo.kt
@@ -179,6 +179,7 @@ object LoginInfo {
                                     ERROR_LOGIN_VULCAN_INVALID_PIN_2_REMAINING to R.string.error_312_reason
                                 ),
                                 isRequired = true,
+                                isNumber = true,
                                 validationRegex = "[0-9]+",
                                 caseMode = FormField.CaseMode.LOWER_CASE
                             )
@@ -401,6 +402,7 @@ object LoginInfo {
         val validationRegex: String,
         val caseMode: CaseMode = CaseMode.UNCHANGED,
         val hideText: Boolean = false,
+        val isNumber: Boolean = false,
         val stripTextRegex: String? = null
     ) : BaseCredential(keyName, name, errorCodes) {
         enum class CaseMode { UNCHANGED, UPPER_CASE, LOWER_CASE }