diff --git a/gss-api-app/src/main/java/com/devoops/service/GitHubService.java b/gss-api-app/src/main/java/com/devoops/service/GitHubService.java
index cf611d7e..d7ec08f7 100644
--- a/gss-api-app/src/main/java/com/devoops/service/GitHubService.java
+++ b/gss-api-app/src/main/java/com/devoops/service/GitHubService.java
@@ -13,15 +13,17 @@
 import com.devoops.dto.response.GithubPrResponse;
 import com.devoops.dto.response.GithubRepoInfoResponse;
 import com.devoops.dto.response.WebHookCreateResponse;
+import com.devoops.exception.GithubNotFoundException;
 import com.devoops.exception.custom.GssException;
 import com.devoops.exception.errorcode.ErrorCode;
-import com.devoops.jpa.repository.github.GithubWebHookDomainRepositoryImpl;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+@Slf4j
 @Service
 @RequiredArgsConstructor
 public class GitHubService {
@@ -91,12 +93,20 @@ public void deleteWebhook(User user, long repositoryId) {
         GithubToken githubToken = githubTokenDomainRepository.findByUserId(user)
                 .orElseThrow(() -> new GssException(ErrorCode.NO_RESOURCE_FOUND));
         GithubWebhook webhook = githubWebhookDomainRepository.findByRepositoryId(repo.getId());
-        gitHubClient.deleteWebhook(
-                BEARER_PREFIX + githubToken.getToken(),
-                repo.getOwner(),
-                repo.getName(),
-                webhook.getExternalId()
-        );
+        tryDeleteWebhook(githubToken, webhook, repo);
         githubWebhookDomainRepository.deleteById(webhook.getId());
     }
+
+    private void tryDeleteWebhook(GithubToken githubToken, GithubWebhook webhook, GithubRepository repo) {
+        try {
+            gitHubClient.deleteWebhook(
+                    BEARER_PREFIX + githubToken.getToken(),
+                    repo.getOwner(),
+                    repo.getName(),
+                    webhook.getExternalId()
+            );
+        } catch (GithubNotFoundException githubNotFoundException) {
+            log.error("깃허브 레포에서 웹훅을 찾을 수 없습니다 : {}, repo : {} ", githubNotFoundException, repo.getName());
+        }
+    }
 }
diff --git a/gss-api-app/src/test/java/com/devoops/service/facade/RepositoryFacadeServiceTest.java b/gss-api-app/src/test/java/com/devoops/service/facade/RepositoryFacadeServiceTest.java
index 0802bd2f..3599bbd1 100644
--- a/gss-api-app/src/test/java/com/devoops/service/facade/RepositoryFacadeServiceTest.java
+++ b/gss-api-app/src/test/java/com/devoops/service/facade/RepositoryFacadeServiceTest.java
@@ -4,6 +4,7 @@
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 import static org.junit.jupiter.api.Assertions.assertAll;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyLong;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.times;
 
@@ -16,6 +17,7 @@
 import com.devoops.dto.response.GithubRepoInfoResponse;
 import com.devoops.dto.response.OwnerResponse;
 import com.devoops.dto.response.WebHookCreateResponse;
+import com.devoops.exception.GithubNotFoundException;
 import com.devoops.exception.custom.GssException;
 import com.devoops.exception.errorcode.ErrorCode;
 import org.junit.jupiter.api.Nested;
@@ -78,4 +80,23 @@ private void mockingGithubClient() {
                     .thenReturn(mockWebHookCreateResponse);
         }
     }
+
+    @Nested
+    class Delete {
+
+        @Test
+        void 웹훅을_찾지_못해도_레포지토리_트래킹을_끊을_수_있다() {
+            User user = userGenerator.generate("김건우");
+            GithubRepository repo = repoGenerator.generate(user, "건우의 레포");
+            webhookGenerator.generate(user, repo);
+            Mockito.doThrow(new GithubNotFoundException("mocking error"))
+                    .when(gitHubClient)
+                    .deleteWebhook(anyString(), anyString(), anyString(), anyLong());
+
+            repositoryFacadeService.deleteRepository(user, repo.getId());
+
+            GithubRepository foundRepo = githubRepoDomainRepository.findByIdAndUserId(repo.getId(), user.getId());
+            assertThat(foundRepo.isTracking()).isFalse();
+        }
+    }
 }
diff --git a/gss-client/gss-github-client/src/main/java/com/devoops/client/GithubExchangeFilterFunction.java b/gss-client/gss-github-client/src/main/java/com/devoops/client/GithubExchangeFilterFunction.java
index 5293c56e..ab856094 100644
--- a/gss-client/gss-github-client/src/main/java/com/devoops/client/GithubExchangeFilterFunction.java
+++ b/gss-client/gss-github-client/src/main/java/com/devoops/client/GithubExchangeFilterFunction.java
@@ -1,5 +1,6 @@
 package com.devoops.client;
 
+import com.devoops.exception.GithubNotFoundException;
 import com.devoops.exception.custom.GssException;
 import com.devoops.exception.errorcode.ErrorCode;
 import java.util.Map;
@@ -27,7 +28,7 @@ public ExchangeFilterFunction githubErrorLogger() {
                                     "response", body
                             ));
                             if (response.statusCode().isSameCodeAs(HttpStatusCode.valueOf(404))) {
-                                return Mono.error(new GssException(ErrorCode.MALFORMED_GITHUB_REPOSITORY_URL));
+                                return Mono.error(new GithubNotFoundException("깃허브에서 자원을 찾을 수 없습니다."));
                             }
                             return Mono.error(new GssException(ErrorCode.GITHUB_CLIENT_ERROR));
                         });
diff --git a/gss-client/gss-github-client/src/main/java/com/devoops/exception/GithubNotFoundException.java b/gss-client/gss-github-client/src/main/java/com/devoops/exception/GithubNotFoundException.java
new file mode 100644
index 00000000..0f25124a
--- /dev/null
+++ b/gss-client/gss-github-client/src/main/java/com/devoops/exception/GithubNotFoundException.java
@@ -0,0 +1,7 @@
+package com.devoops.exception;
+
+public class GithubNotFoundException extends RuntimeException {
+    public GithubNotFoundException(String message) {
+        super(message);
+    }
+}