diff --git a/app/src/main/java/umc/com/mobile/project/ui/gradInfo/GradeFragment.kt b/app/src/main/java/umc/com/mobile/project/ui/gradInfo/GradeFragment.kt
index 65f6da9..04bae06 100644
--- a/app/src/main/java/umc/com/mobile/project/ui/gradInfo/GradeFragment.kt
+++ b/app/src/main/java/umc/com/mobile/project/ui/gradInfo/GradeFragment.kt
@@ -1,5 +1,6 @@
 package umc.com.mobile.project.ui.gradInfo
 
+import android.app.AlertDialog
 import android.os.Bundle
 import android.util.Log
 import android.view.LayoutInflater
@@ -11,6 +12,7 @@ import androidx.lifecycle.Observer
 import androidx.recyclerview.widget.GridLayoutManager
 import androidx.recyclerview.widget.LinearLayoutManager
 import okhttp3.internal.notify
+import umc.com.mobile.project.R
 import umc.com.mobile.project.data.model.gradInfo.GradesResponse
 import umc.com.mobile.project.databinding.FragmentGradeBinding
 import umc.com.mobile.project.ui.gradInfo.adapter.AverageRVAdapter
@@ -64,6 +66,10 @@ class GradeFragment : Fragment() {
 			(binding.recyclerView2.adapter as? AverageRVAdapter)?.setData(gradesMap.values.toList())
 		})
 
+		viewModel.isNullCheckGrade.observe(viewLifecycleOwner) {
+			if (it) {	showDialog()	}
+		}
+
 		return binding.root
 	}
 
@@ -82,4 +88,14 @@ class GradeFragment : Fragment() {
 		binding.recyclerView2.adapter = adapter2
 		binding.recyclerView2.layoutManager = GridLayoutManager(context, 2)
 	}
+
+	private fun showDialog() {
+		val dialogBuilder = AlertDialog.Builder(requireContext(), R.style.CustomAlertDialogTheme)
+
+		val customView = layoutInflater.inflate(R.layout.custom_dialog_grade, null)
+		dialogBuilder.setView(customView)
+
+		val alertDialog = dialogBuilder.create()
+		alertDialog.show()
+	}
 }
diff --git a/app/src/main/java/umc/com/mobile/project/ui/gradInfo/adapter/AverageRVAdapter.kt b/app/src/main/java/umc/com/mobile/project/ui/gradInfo/adapter/AverageRVAdapter.kt
index b2bbc9c..dacd0a4 100644
--- a/app/src/main/java/umc/com/mobile/project/ui/gradInfo/adapter/AverageRVAdapter.kt
+++ b/app/src/main/java/umc/com/mobile/project/ui/gradInfo/adapter/AverageRVAdapter.kt
@@ -4,8 +4,10 @@ import android.app.AlertDialog
 import androidx.recyclerview.widget.RecyclerView
 import android.view.LayoutInflater
 import android.view.ViewGroup
+import androidx.core.content.ContentProviderCompat.requireContext
 import umc.com.mobile.project.data.model.gradInfo.GradesTotalDto
 import umc.com.mobile.project.databinding.ItemAverageGradeBinding
+import umc.com.mobile.project.ui.gradInfo.GradeFragment
 import umc.com.mobile.project.ui.gradInfo.viewmodel.GradeViewModel
 
 class AverageRVAdapter(private val viewModel: GradeViewModel) :
@@ -24,14 +26,8 @@ class AverageRVAdapter(private val viewModel: GradeViewModel) :
 					viewModel.onSemesterItemClick(semester)
 					viewModel.onSemesterGradeItemClick(semesterGrade)
 
-					val gradesTotalDto = dataList[position]
-					if (gradesTotalDto.averageGrade == "0.0") {
-						val alertDialogBuilder = AlertDialog.Builder(binding.root.context)
-						alertDialogBuilder.setTitle("알림")
-						alertDialogBuilder.setMessage("${position + 1} 학기의 성적이 아직 입력되지 않았습니다.")
-						alertDialogBuilder.setPositiveButton("확인") { dialog, _ ->
-							dialog.dismiss()
-						}
+					if (dataList[position].averageGrade == "0.0") {
+						viewModel.onSetNullCheckGrade(true)
 					}
 				}
 			}
@@ -72,7 +68,6 @@ class AverageRVAdapter(private val viewModel: GradeViewModel) :
 	fun setData(data: List<GradesTotalDto>) {
 		dataList.clear()
 		dataList.addAll(data)
-//		viewModel.onSetNullCheckGrade(true)
 		repeat(8 - dataList.size) {
 			dataList.add(
 				GradesTotalDto(
@@ -83,9 +78,10 @@ class AverageRVAdapter(private val viewModel: GradeViewModel) :
 					"0"
 				)
 			)
-			viewModel.onSetNullCheckGrade(false)
 		}
 		notifyDataSetChanged()
 	}
 
+
+
 }
diff --git a/app/src/main/java/umc/com/mobile/project/ui/gradInfo/viewmodel/GradeViewModel.kt b/app/src/main/java/umc/com/mobile/project/ui/gradInfo/viewmodel/GradeViewModel.kt
index b016784..a1c2ce8 100644
--- a/app/src/main/java/umc/com/mobile/project/ui/gradInfo/viewmodel/GradeViewModel.kt
+++ b/app/src/main/java/umc/com/mobile/project/ui/gradInfo/viewmodel/GradeViewModel.kt
@@ -1,5 +1,6 @@
 package umc.com.mobile.project.ui.gradInfo.viewmodel
 
+import android.app.AlertDialog
 import android.util.Log
 import androidx.lifecycle.LiveData
 import androidx.lifecycle.MediatorLiveData
@@ -13,6 +14,7 @@ import umc.com.mobile.project.data.model.gradInfo.GradesResponse
 import umc.com.mobile.project.data.model.gradInfo.GradesTotalDto
 import umc.com.mobile.project.data.network.ApiClient
 import umc.com.mobile.project.data.network.api.GradInfoApi
+import kotlin.coroutines.coroutineContext
 
 class GradeViewModel : ViewModel() {
 	private val gradInfoApiService = ApiClient.createService<GradInfoApi>()
diff --git a/app/src/main/java/umc/com/mobile/project/ui/login/LoginActivity.kt b/app/src/main/java/umc/com/mobile/project/ui/login/LoginActivity.kt
index 469bdba..10e20ad 100644
--- a/app/src/main/java/umc/com/mobile/project/ui/login/LoginActivity.kt
+++ b/app/src/main/java/umc/com/mobile/project/ui/login/LoginActivity.kt
@@ -69,8 +69,7 @@ class LoginActivity : AppCompatActivity() {
 	}
 
 	private fun showLogoutDialog() {
-		var dialogBuilder =
-			AlertDialog.Builder(this, R.style.CustomAlertDialogTheme)
+		val dialogBuilder = AlertDialog.Builder(this, R.style.CustomAlertDialogTheme)
 
 		val customView = layoutInflater.inflate(R.layout.custom_dialog_logout_home, null)
 		dialogBuilder.setView(customView)
diff --git a/app/src/main/res/drawable/custom_dialog_background_gray.xml b/app/src/main/res/drawable/custom_dialog_background_gray.xml
new file mode 100644
index 0000000..b979c8a
--- /dev/null
+++ b/app/src/main/res/drawable/custom_dialog_background_gray.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <corners android:radius="20dp" />
+    <solid android:color="#78000000" />
+</shape>
\ No newline at end of file
diff --git a/app/src/main/res/layout/custom_dialog_grade.xml b/app/src/main/res/layout/custom_dialog_grade.xml
new file mode 100644
index 0000000..dfb9f4e
--- /dev/null
+++ b/app/src/main/res/layout/custom_dialog_grade.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:backgroundTint="@null">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:background="@drawable/bg_dialog_black_47"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <TextView
+            android:id="@+id/textView_message"
+            style="@style/SemiBoldFont.16"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:gravity="center"
+            android:padding="21dp"
+            android:text="아직 이수되지 않은 학기 입니다."
+            android:textColor="@android:color/white"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/item_average_grade.xml b/app/src/main/res/layout/item_average_grade.xml
index ab78d62..3014588 100644
--- a/app/src/main/res/layout/item_average_grade.xml
+++ b/app/src/main/res/layout/item_average_grade.xml
@@ -1,47 +1,57 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="wrap_content"
-    android:layout_height="wrap_content">
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <data>
+
+        <variable
+            name="vm"
+            type="umc.com.mobile.project.ui.gradInfo.viewmodel.GradeViewModel" />
+
+    </data>
 
     <androidx.constraintlayout.widget.ConstraintLayout
-        android:id="@+id/layout_1"
-        android:layout_width="0dp"
-        android:layout_height="wrap_content"
-        android:layout_marginStart="9dp"
-        android:layout_marginTop="5dp"
-        android:background="@drawable/bg_stroke_gray_radius_16_5"
-        android:paddingStart="27dp"
-        android:paddingTop="20dp"
-        android:paddingEnd="27dp"
-        android:paddingBottom="20dp"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent">
-
-        <androidx.appcompat.widget.AppCompatTextView
-            android:id="@+id/tv_semester_content1"
-            style="@style/MediumFont.13"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="1-1"
-            android:textColor="@color/black"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toTopOf="parent" />
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content">
 
-        <androidx.appcompat.widget.AppCompatTextView
-            android:id="@+id/tv_average_grade_content1"
-            style="@style/BoldFont.20"
-            android:layout_width="wrap_content"
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:id="@+id/layout_1"
+            android:layout_width="0dp"
             android:layout_height="wrap_content"
-            android:layout_marginTop="13dp"
-            android:text="0.0"
-            android:textColor="@color/black"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintEnd_toEndOf="parent"
+            android:layout_marginStart="9dp"
+            android:layout_marginTop="5dp"
+            android:background="@drawable/bg_stroke_gray_radius_16_5"
+            android:paddingStart="27dp"
+            android:paddingTop="20dp"
+            android:paddingEnd="27dp"
+            android:paddingBottom="20dp"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/tv_semester_content1" />
-    </androidx.constraintlayout.widget.ConstraintLayout>
+            app:layout_constraintTop_toTopOf="parent">
+
+            <androidx.appcompat.widget.AppCompatTextView
+                android:id="@+id/tv_semester_content1"
+                style="@style/MediumFont.13"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="1-1"
+                android:textColor="@{vm.isNullCheckGrade ? @color/gray : @color/black}"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent" />
 
-</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
+            <androidx.appcompat.widget.AppCompatTextView
+                android:id="@+id/tv_average_grade_content1"
+                style="@style/BoldFont.20"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="13dp"
+                android:text="0.0"
+                android:textColor="@{vm.isNullCheckGrade ? @color/gray : @color/black}"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/tv_semester_content1" />
+        </androidx.constraintlayout.widget.ConstraintLayout>
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>