diff --git a/backend/src/main/java/com/woowacourse/zzimkkong/service/SlackService.java b/backend/src/main/java/com/woowacourse/zzimkkong/service/SlackService.java
index 8f3d23c52..5fe5e410c 100644
--- a/backend/src/main/java/com/woowacourse/zzimkkong/service/SlackService.java
+++ b/backend/src/main/java/com/woowacourse/zzimkkong/service/SlackService.java
@@ -4,10 +4,14 @@
 import com.woowacourse.zzimkkong.dto.slack.SlackResponse;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.MediaType;
+import org.springframework.http.client.reactive.ReactorClientHttpConnector;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.reactive.function.client.WebClient;
+import reactor.netty.http.client.HttpClient;
+import reactor.netty.resources.ConnectionProvider;
 
+import java.time.Duration;
 import java.util.Objects;
 
 @Service
@@ -19,7 +23,14 @@ public class SlackService {
     public SlackService(@Value("${service.url}") final String titleLink,
                         final WebClient webClient) {
         this.titleLink = titleLink;
-        slackWebClient = webClient;
+        ConnectionProvider provider = ConnectionProvider.builder("slack-pool")
+                .maxConnections(10)
+                .maxIdleTime(Duration.ofSeconds(2L))
+                .maxLifeTime(Duration.ofSeconds(2L))
+                .lifo()
+                .build();
+        HttpClient httpClient = HttpClient.create(provider);
+        slackWebClient = webClient.mutate().clientConnector(new ReactorClientHttpConnector(httpClient)).build();
     }
 
     public void sendCreateMessage(SlackResponse slackResponse) {
@@ -39,10 +50,8 @@ public void sendDeleteMessage(SlackResponse slackResponse) {
 
     private void send(final Attachments attachments, final String slackUrl) {
         if (!Objects.isNull(slackUrl)) {
-            slackWebClient.mutate()
-                    .baseUrl(slackUrl)
-                    .build()
-                    .post()
+            slackWebClient.post()
+                    .uri(slackUrl)
                     .contentType(MediaType.APPLICATION_JSON)
                     .bodyValue(attachments.toString())
                     .retrieve()
diff --git a/frontend/package.json b/frontend/package.json
index f5da540e3..6282bb7af 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "zzimkkong-frontend",
-  "version": "2.1.1",
+  "version": "2.1.2",
   "main": "src/index.tsx",
   "license": "MIT",
   "homepage": "https://github.com/woowacourse-teams/2021-zzimkkong",
diff --git a/frontend/src/components/Header/Header.tsx b/frontend/src/components/Header/Header.tsx
index a6419825d..54bfc05be 100644
--- a/frontend/src/components/Header/Header.tsx
+++ b/frontend/src/components/Header/Header.tsx
@@ -57,9 +57,16 @@ const Header = ({ onClickLogin }: HeaderProps): JSX.Element => {
         </Styled.HeaderLink>
         <Styled.ButtonContainer>
           {accessToken ? (
-            <Styled.TextButton variant="text" onClick={handleLogout}>
-              로그아웃
-            </Styled.TextButton>
+            <>
+              <Styled.TextLink
+                to={location.pathname.includes('/guest') ? PATH.GUEST_MAIN : PATH.MANAGER_MAP_LIST}
+              >
+                마이 페이지
+              </Styled.TextLink>
+              <Styled.TextButton variant="text" onClick={handleLogout}>
+                로그아웃
+              </Styled.TextButton>
+            </>
           ) : (
             <>
               <Styled.TextLink to={PATH.GUEST_NON_LOGIN_RESERVATION_SEARCH}>