diff --git a/.github/workflows/fb-hosting-service-merge.yml b/.github/workflows/fb-hosting-service-merge.yml
index 998e354a..3cefcbdc 100644
--- a/.github/workflows/fb-hosting-service-merge.yml
+++ b/.github/workflows/fb-hosting-service-merge.yml
@@ -15,22 +15,39 @@ jobs:
         working-directory: packages/service
     steps:
       - uses: actions/checkout@v3
-      - uses: technote-space/get-diff-action@v6
-        with:
-          RELATIVE: '/'
-        id: git-diff
+      - name: Make Last Hash
+        id: last
+        run: |
+          LAST_HASH=$(git rev-parse HEAD^:packages/service)
+          echo "::set-output name=hash::$LAST_HASH"
+
+      - name: Make Current Hash
+        id: current
+        run: |
+          CURRENT_HASH=$(git rev-parse HEAD:packages/service)
+          echo "::set-output name=hash::$CURRENT_HASH"
+
+      - name: Set Diff
+        id: diff-check
+        run: |
+          if [ "${{ steps.last.outputs.hash }}" != "${{ steps.current.outputs.hash }}" ]; then
+            echo "::set-output name=diff::true"
+          else
+            echo "::set-output name=diff::false"
+          fi
+
       - name: Create .env file
-        if: steps.git-diff.outputs.diff
+        if: steps.diff-check.outputs.diff
         run: |
           jq -r 'to_entries|map("\(.key)=\(.value|tostring)")|.[]' <<< "$SECRETS_CONTEXT" > .env
         env:
           SECRETS_CONTEXT: ${{ toJson(secrets) }}
       - name: Install Dependencies and Build
-        if: steps.git-diff.outputs.diff
+        if: steps.diff-check.outputs.diff
         run: |
           npm install -g pnpm && pnpm install && pnpm build
       - name: Deploy to Firebase Hosting
-        if: steps.git-diff.outputs.diff
+        if: steps.diff-check.outputs.diff
         uses: FirebaseExtended/action-hosting-deploy@v0
         with:
           repoToken: '${{ secrets.GITHUB_TOKEN }}'
diff --git a/.github/workflows/fb-hosting-service-pull-request.yml b/.github/workflows/fb-hosting-service-pull-request.yml
index 426934f9..55e06b69 100644
--- a/.github/workflows/fb-hosting-service-pull-request.yml
+++ b/.github/workflows/fb-hosting-service-pull-request.yml
@@ -1,11 +1,10 @@
-# This file was auto-generated by the Firebase CLI
-# https://github.com/firebase/firebase-tools
-
 name: Deploy Service to Firebase Hosting on PR
-'on': pull_request
+on: pull_request
 jobs:
+
+    
   build_and_preview:
-    if: '${{ github.event.pull_request.head.repo.full_name == github.repository }}'
+    if: ${{ github.event.pull_request.head.repo.full_name == github.repository }}
     runs-on: ubuntu-latest
     environment: preview
     defaults:
@@ -13,24 +12,46 @@ jobs:
         working-directory: packages/service
     steps:
       - uses: actions/checkout@v3
-      - uses: technote-space/get-diff-action@v6
         with:
-          RELATIVE: 'packages/service'
-        id: git-diff
+          fetch-depth: 0
+
+      - run: git branch -a 
+      - name: Make Last Hash
+        id: last
+        run: |
+          LAST_HASH=$(git rev-parse remotes/origin/main:packages/service)
+          echo "::set-output name=hash::$LAST_HASH"
+      
+      - name: Make Current Hash
+        id: current
+        run: |
+          CURRENT_HASH=$(git rev-parse HEAD:packages/service)
+          echo "::set-output name=hash::$CURRENT_HASH"
+
+      - name: Set Diff
+        id: diff-check
+        run: |
+          if [ "${{ steps.last.outputs.hash }}" != "${{ steps.current.outputs.hash }}" ]; then
+            echo "::set-output name=diff::true"
+          else
+            echo "::set-output name=diff::false"
+          fi
       - name: Create .env file
-        if: steps.git-diff.outputs.diff
+        if: ${{ steps.diff-check.outputs.diff }}
         run: |
           jq -r 'to_entries|map("\(.key)=\(.value|tostring)")|.[]' <<< "$SECRETS_CONTEXT" > .env
         env:
           SECRETS_CONTEXT: ${{ toJson(secrets) }}
+          
       - name: Install Dependencies and Build
-        if: steps.git-diff.outputs.diff
+        if: ${{ steps.diff-check.outputs.diff }}
         run: |
           npm install -g pnpm && pnpm install && pnpm build
+          
       - name: Deploy to Firebase Hosting
-        if: steps.git-diff.outputs.diff
+        if: ${{ steps.diff-check.outputs.diff }}
         uses: FirebaseExtended/action-hosting-deploy@v0
         with:
-          repoToken: '${{ secrets.GITHUB_TOKEN }}'
-          firebaseServiceAccount: '${{ secrets.FIREBASE_SERVICE_ACCOUNT_WATERMELON_CLAP }}'
-          projectId: watermelon-clap
\ No newline at end of file
+          repoToken: ${{ secrets.GITHUB_TOKEN }}
+          firebaseServiceAccount: ${{ secrets.FIREBASE_SERVICE_ACCOUNT_WATERMELON_CLAP }}
+          projectId: watermelon-clap
diff --git a/packages/service/src/Main/pages/MainPage.tsx b/packages/service/src/Main/pages/MainPage.tsx
index 54c4b320..f81a2629 100644
--- a/packages/service/src/Main/pages/MainPage.tsx
+++ b/packages/service/src/Main/pages/MainPage.tsx
@@ -41,7 +41,7 @@ export const MainPage = () => {
           right: 20px;
         `}
       >
-        개발
+        개발ㄴ
       </Link>
     </div>
   );