diff --git a/backend/src/main/resources/application.yml b/backend/src/main/resources/application.yml
deleted file mode 100644
index 3a75b6ddf..000000000
--- a/backend/src/main/resources/application.yml
+++ /dev/null
@@ -1,36 +0,0 @@
-spring:
-  datasource:
-    username: sa
-    url: jdbc:h2:mem:mapbefine;MODE=MySQL
-  h2:
-    console:
-      enabled: true
-      path: /h2-console
-  jpa:
-    properties:
-      hibernate:
-        format_sql: true
-    show-sql: true
-    hibernate:
-      ddl-auto: create
-logging:
-  level:
-    org:
-      hibernate:
-        type:
-          descriptor:
-            sql:
-              BasicBinder: TRACE
-
-oauth:
-  kakao:
-    client_id: ${OAUTH_KAKAO_CLIENT_ID}
-    redirect_uri: ${OAUTH_KAKAO_REDIRECT_URI}
-    client_secret: ${OAUTH_KAKAO_CLIENT_SECRET}
-    scope: ${OAUTH_KAKAO_SCOPE}
-
-security:
-  jwt:
-    token:
-      secret-key: ${JWT_TOKEN_SECRET_KEY}
-      expire-length: ${JWT_TOKEN_EXPIRE_LENGTH}
diff --git a/backend/src/main/resources/config b/backend/src/main/resources/config
index 304eb085d..6bcc4157c 160000
--- a/backend/src/main/resources/config
+++ b/backend/src/main/resources/config
@@ -1 +1 @@
-Subproject commit 304eb085dbabd64f669cc49bfd75e464d0488753
+Subproject commit 6bcc4157c1375c7b3688d1cfd77074d6b0ada624
diff --git a/backend/src/main/resources/logback-spring.xml b/backend/src/main/resources/logback-spring.xml
index 3a6ab8599..1bfbf1777 100644
--- a/backend/src/main/resources/logback-spring.xml
+++ b/backend/src/main/resources/logback-spring.xml
@@ -34,18 +34,17 @@
         </logger>
     </springProfile>
 
-    <!-- 슬랙 알림 appender는 웹훅 URI을 가져와야 하므로 서브모듈 적용 이후 수정하며 활성화시키겠습니다. -->
     <springProfile name="prod">
         <include resource="file-info-appender.xml"/>
         <include resource="file-warn-appender.xml"/>
         <include resource="file-error-appender.xml"/>
-<!--        <include resource="slack-error-appender.xml"/>-->
+        <include resource="slack-error-appender.xml"/>
 
         <root level="INFO">
             <appender-ref ref="FILE_INFO"/>
             <appender-ref ref="FILE_WARN"/>
             <appender-ref ref="FILE_ERROR"/>
-<!--            <appender-ref ref="SLACK_ERROR"/>-->
+            <appender-ref ref="SLACK_ERROR"/>
         </root>
     </springProfile>
 </configuration>
diff --git a/backend/src/main/resources/slack-error-appender.xml b/backend/src/main/resources/slack-error-appender.xml
new file mode 100644
index 000000000..a16bd5978
--- /dev/null
+++ b/backend/src/main/resources/slack-error-appender.xml
@@ -0,0 +1,17 @@
+<included>
+    <springProperty name="SLACK_INCOMING_WEBHOOK_URI" source="logging.slack.webhook" />
+    <appender name="SLACK_ERROR" class="com.github.maricn.logback.SlackAppender">
+        <filter class="ch.qos.logback.classic.filter.LevelFilter">
+            <level>ERROR</level>
+            <onMatch>ACCEPT</onMatch>
+            <onMismatch>DENY</onMismatch>
+        </filter>
+        <webhookUri>${SLACK_INCOMING_WEBHOOK_URI}</webhookUri>
+        <username>ERROR-ALARM</username>
+        <iconEmoji>:rotating_light:</iconEmoji>
+        <colorCoding>true</colorCoding>
+        <encoder>
+            <pattern>${LOG_PATTERN}</pattern>
+        </encoder>
+    </appender>
+</included>