diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 7c439eb..8a54325 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -25,26 +25,24 @@ jobs:
       - name: Build with Gradle (skip test)
         run: ./noonsongmaker/gradlew -p noonsongmaker clean build -x test
 
-      - name: Set up SSH key
-        run: |
-          mkdir -p ~/.ssh
-          echo "${{ secrets.EC2_SSH_KEY }}" > ~/.ssh/id_rsa
-          chmod 600 ~/.ssh/id_rsa
-
-      - name: Test EC2 host value
-        run: ping -c 2 ${{ secrets.EC2_HOST }}
-
-      - name: Add EC2 host to known_hosts
-        run: ssh-keyscan ${{ secrets.EC2_HOST }} >> ~/.ssh/known_hosts
-
-      - name: Upload JAR to EC2
-        run: |
-          scp -i ~/.ssh/id_rsa -P ${{ secrets.EC2_PORT }} noonsongmakerbuild/libs/noonsongmaker-0.0.1-SNAPSHOT.jar ${{ secrets.EC2_HOST }}:/home/ec2-user/build/libs/
-
-      - name: Restart docker-compose on EC2
-        run: |
-          ssh -i ~/.ssh/id_rsa -p ${{ secrets.EC2_PORT }} ${{ secrets.EC2_HOST }} << 'EOF'
+      - name: SCP
+        uses: appleboy/scp-action@v0.1.7
+        with:
+          host: ${{ secrets.EC2_HOST }}
+          username: ${{ secrets.EC2_USERNAME }}
+          key: ${{ secrets.EC2_SSH_KEY }}
+          source: noonsongmaker/build/libs/noonsongmaker-0.0.1-SNAPSHOT.jar
+          target: /home/ec2-user/build/libs
+          strip_components: 3
+
+      - name: SSH
+        uses: appleboy/ssh-action@v1.0.3
+        with:
+          host: ${{ secrets.EC2_HOST }}
+          username: ${{ secrets.EC2_USERNAME }}
+          key: ${{ secrets.EC2_SSH_KEY }}
+          script_stop: true
+          script: |
             cd /home/ec2-user
             docker-compose down
             docker-compose up -d
-          EOF
diff --git a/noonsongmaker/src/main/java/sookmyung/noonsongmaker/Config/SecurityConfig.java b/noonsongmaker/src/main/java/sookmyung/noonsongmaker/Config/SecurityConfig.java
index c72c987..f20c525 100644
--- a/noonsongmaker/src/main/java/sookmyung/noonsongmaker/Config/SecurityConfig.java
+++ b/noonsongmaker/src/main/java/sookmyung/noonsongmaker/Config/SecurityConfig.java
@@ -49,6 +49,7 @@ public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Excepti
                         .requireExplicitSave(false)  // SecurityContext 자동 저장 활성화
                 )
                 .authorizeHttpRequests(auth -> auth
+                        .requestMatchers(HttpMethod.OPTIONS, "/**").permitAll()
                         .requestMatchers("/auth/logout", "/auth/login", "/auth/signup", "/auth/verify-code", "/auth/send-email","/intro/info-new", "/auth/refresh", "/sse/subscribe/{userId}").permitAll()
 
                         .anyRequest().authenticated()
@@ -82,7 +83,7 @@ public Filter jwtAuthorizeFilter(JwtProvider jwtProvider, UserRepository userRep
     public CorsConfigurationSource corsConfigurationSource() {
         CorsConfiguration configuration = new CorsConfiguration();
         configuration.setAllowCredentials(true); // 인증 정보 포함할 경우 true
-        configuration.setAllowedOriginPatterns(List.of("http://localhost:5173", "http://localhost:8080", "http://52.79.237.120:8080")); // 프론트엔드 주소
+        configuration.setAllowedOriginPatterns(List.of("http://localhost:5173", "http://localhost:8080", "http://52.79.237.120:8080", "https://snowflakemaker.netlify.app", "https://nsmaker.o-r.kr")); // 프론트엔드 주소
         configuration.setAllowedHeaders(List.of("*"));
         configuration.setAllowedMethods(List.of("GET", "POST", "PUT", "DELETE", "OPTIONS", "HEAD", "PATCH"));
         configuration.setExposedHeaders(List.of("Content-Type"));