diff --git a/.github/workflows/install-build-test.yaml b/.github/workflows/install-build-test.yaml
index 26566a9..6d7940b 100644
--- a/.github/workflows/install-build-test.yaml
+++ b/.github/workflows/install-build-test.yaml
@@ -55,12 +55,12 @@ jobs:
               issue_number: context.payload.pull_request.number,
             });
             
-            const Convert = require('ansi-up');
+            const Convert = require('ansi-to-html');
             const convert = new Convert();
             
             const body = `
               <h2>Build Failed</h2>
-              ${convert.ansi_to_html(build)}
+              <pre>${convert.toHtml(build)}</pre>
             `;
             
             const existingComment = comments.find(comment => comment.body.includes('Build Failed'));
@@ -100,12 +100,12 @@ jobs:
               issue_number: context.payload.pull_request.number,
             });
             
-            const Convert = require('ansi-up');
+            const Convert = require('ansi-to-html');
             const convert = new Convert();
             
             const body = `
               <h2>Test Failed</h2>
-              ${convert.ansi_to_html(test)}
+              <pre>${convert.toHtml(test)}</pre>
             `;
             
             const existingComment = comments.find(comment => comment.body.includes('Test Failed'));
@@ -144,12 +144,12 @@ jobs:
               issue_number: context.payload.pull_request.number,
             });
             
-            const Convert = require('ansi-up');
+            const Convert = require('ansi-to-html');
             const convert = new Convert();
             
             const body = `
               <h2>Test Coverage</h2>
-              ${convert.ansi_to_html(coverage)}
+              <pre>${convert.toHtml(coverage)}</pre>
             `;
             
             const existingComment = comments.find(comment => comment.body.includes('Test Coverage'));
diff --git a/package.json b/package.json
index db197d9..6e9576f 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "@typescript-eslint/parser": "^7.13.1",
     "@vitejs/plugin-react": "^4.3.1",
     "@vitest/coverage-v8": "^2.0.4",
-    "ansi_up": "^6.0.2",
+    "ansi-to-html": "^0.7.2",
     "autoprefixer": "^10.4.19",
     "eslint": "^8.57.0",
     "eslint-config-prettier": "^9.1.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b42a3c1..87d7455 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -81,9 +81,9 @@ importers:
       '@vitest/coverage-v8':
         specifier: ^2.0.4
         version: 2.0.4(vitest@2.0.4(@types/node@20.14.10)(terser@5.31.2))
-      ansi_up:
-        specifier: ^6.0.2
-        version: 6.0.2
+      ansi-to-html:
+        specifier: ^0.7.2
+        version: 0.7.2
       autoprefixer:
         specifier: ^10.4.19
         version: 10.4.19(postcss@8.4.39)
@@ -1760,8 +1760,10 @@ packages:
     resolution: {integrity: sha512-bN798gFfQX+viw3R7yrGWRqnrN2oRkEkUjjl4JNn4E8GxxbjtG3FbrEIIY3l8/hrwUwIeCZvi4QuOTP4MErVug==}
     engines: {node: '>=12'}
 
-  ansi_up@6.0.2:
-    resolution: {integrity: sha512-3G3vKvl1ilEp7J1u6BmULpMA0xVoW/f4Ekqhl8RTrJrhEBkonKn5k3bUc5Xt+qDayA6iDX0jyUh3AbZjB/l0tw==}
+  ansi-to-html@0.7.2:
+    resolution: {integrity: sha512-v6MqmEpNlxF+POuyhKkidusCHWWkaLcGRURzivcU3I9tv7k4JVhFcnukrM5Rlk2rUywdZuzYAZ+kbZqWCnfN3g==}
+    engines: {node: '>=8.0.0'}
+    hasBin: true
 
   any-promise@1.3.0:
     resolution: {integrity: sha512-7UvmKalWRt1wgjL1RrGxoSJW/0QZFIegpeGvZG9kjp8vrRu55XTHbwnqq2GpXm9uLbcuhxm3IqX9OB4MZR1b2A==}
@@ -2216,6 +2218,9 @@ packages:
     resolution: {integrity: sha512-TPJXq8JqFaVYm2CWmPvnP2Iyo4ZSM7/QKcSmuMLDObfpH5fi7RUGmd/rTDf+rut/saiDiQEeVTNgAmJEdAOx0w==}
     engines: {node: '>= 0.8'}
 
+  entities@2.2.0:
+    resolution: {integrity: sha512-p92if5Nz619I0w+akJrLZH0MX0Pb5DX39XOwQTtXSdQQOaYH03S1uIQp4mhOZtAXrxq4ViO67YTiLBo2638o9A==}
+
   env-paths@2.2.1:
     resolution: {integrity: sha512-+h1lkLKhZMTYjog1VEpJNG7NZJWcuc2DDk/qsqSTRRCOXiLjeQ1d1/udrUGhqMxUgAlwKNZ0cf2uqan5GLuS2A==}
     engines: {node: '>=6'}
@@ -6178,7 +6183,9 @@ snapshots:
 
   ansi-styles@6.2.1: {}
 
-  ansi_up@6.0.2: {}
+  ansi-to-html@0.7.2:
+    dependencies:
+      entities: 2.2.0
 
   any-promise@1.3.0: {}
 
@@ -6607,6 +6614,8 @@ snapshots:
 
   encodeurl@1.0.2: {}
 
+  entities@2.2.0: {}
+
   env-paths@2.2.1: {}
 
   envinfo@7.13.0: {}