diff --git a/android/app/src/main/java/app/priceguard/ui/login/LoginActivity.kt b/android/app/src/main/java/app/priceguard/ui/login/LoginActivity.kt
index 90e35c3..b54700b 100644
--- a/android/app/src/main/java/app/priceguard/ui/login/LoginActivity.kt
+++ b/android/app/src/main/java/app/priceguard/ui/login/LoginActivity.kt
@@ -56,12 +56,16 @@ class LoginActivity : AppCompatActivity() {
             loginViewModel.event.collect { eventType ->
                 when (eventType) {
                     LoginViewModel.LoginEvent.Invalid -> showDialog(
+                        getString(R.string.login_invalid),
+                        getString(R.string.login_invalid_message),
+                        getString(R.string.login_fail_accept)
+                    )
+
+                    LoginViewModel.LoginEvent.LoginFailed -> showDialog(
                         getString(R.string.login_fail),
                         getString(R.string.login_fail_message),
                         getString(R.string.login_fail_accept)
                     )
-
-                    LoginViewModel.LoginEvent.LoginFailed -> TODO("로그인 실패 시 처리")
                     LoginViewModel.LoginEvent.LoginSuccess -> TODO("로그인 성공 시 처리")
                 }
             }
diff --git a/android/app/src/main/res/values/strings.xml b/android/app/src/main/res/values/strings.xml
index 4eedbbb..0811ac6 100644
--- a/android/app/src/main/res/values/strings.xml
+++ b/android/app/src/main/res/values/strings.xml
@@ -11,4 +11,6 @@
     <string name="login_fail">로그인 실패</string>
     <string name="login_fail_message">다시 시도해 주세요.</string>
     <string name="login_fail_accept">확인</string>
+    <string name="login_invalid">유효하지 않은 입력입니다.</string>
+    <string name="login_invalid_message">이메일과 비밀번호를 다시 확인해주세요.</string>
 </resources>
\ No newline at end of file