diff --git a/packages/backend/package.json b/packages/backend/package.json
index 93021f391a..22e7574331 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -68,7 +68,7 @@
 		"@nestjs/core": "11.1.27",
 		"@nestjs/testing": "11.1.27",
 		"@opentelemetry/api": "1.9.1",
-		"@opentelemetry/core": "2.7.1",
+		"@opentelemetry/core": "2.8.0",
 		"@opentelemetry/exporter-trace-otlp-proto": "0.214.0",
 		"@opentelemetry/resources": "2.7.1",
 		"@opentelemetry/sdk-trace-base": "2.7.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e7926c7017..554448f89d 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -123,8 +123,8 @@ importers:
         specifier: 1.9.1
         version: 1.9.1
       '@opentelemetry/core':
-        specifier: 2.7.1
-        version: 2.7.1(@opentelemetry/api@1.9.1)
+        specifier: 2.8.0
+        version: 2.8.0(@opentelemetry/api@1.9.1)
       '@opentelemetry/exporter-trace-otlp-proto':
         specifier: 0.214.0
         version: 0.214.0(@opentelemetry/api@1.9.1)
@@ -148,10 +148,10 @@ importers:
         version: 1.7.0
       '@sentry/node':
         specifier: 10.62.0
-        version: 10.62.0(@opentelemetry/core@2.7.1(@opentelemetry/api@1.9.1))
+        version: 10.62.0(@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1))
       '@sentry/profiling-node':
         specifier: 10.62.0
-        version: 10.62.0(@opentelemetry/core@2.7.1(@opentelemetry/api@1.9.1))
+        version: 10.62.0(@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1))
       '@simplewebauthn/server':
         specifier: 13.3.2
         version: 13.3.2
@@ -2584,6 +2584,12 @@ packages:
     peerDependencies:
       '@opentelemetry/api': '>=1.0.0 <1.10.0'
 
+  '@opentelemetry/core@2.8.0':
+    resolution: {integrity: sha512-hd1Lfh8p545nNz+jq1Ejfz+Mn1hyLuxYn1YzTfFNrxr8urEWMNQLPf1Th8kjOH+HxwawCrtgBp8JpBUR4ZSgww==}
+    engines: {node: ^18.19.0 || >=20.6.0}
+    peerDependencies:
+      '@opentelemetry/api': '>=1.0.0 <1.10.0'
+
   '@opentelemetry/exporter-trace-otlp-proto@0.214.0':
     resolution: {integrity: sha512-ON0spYWb2yAdQ9b+ItNyK0c6qdtcs+0eVR4YFJkhJL7agfT8sHFg0e5EesauSRiTHPZHiDobI92k77q0lwAmqg==}
     engines: {node: ^18.19.0 || >=20.6.0}
@@ -10590,6 +10596,11 @@ snapshots:
       '@opentelemetry/api': 1.9.1
       '@opentelemetry/semantic-conventions': 1.40.0
 
+  '@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1)':
+    dependencies:
+      '@opentelemetry/api': 1.9.1
+      '@opentelemetry/semantic-conventions': 1.40.0
+
   '@opentelemetry/exporter-trace-otlp-proto@0.214.0(@opentelemetry/api@1.9.1)':
     dependencies:
       '@opentelemetry/api': 1.9.1
@@ -11262,15 +11273,15 @@ snapshots:
     dependencies:
       '@sentry/core': 10.62.0
 
-  '@sentry/node-core@10.62.0(@opentelemetry/api@1.9.1)(@opentelemetry/core@2.7.1(@opentelemetry/api@1.9.1))(@opentelemetry/instrumentation@0.214.0(@opentelemetry/api@1.9.1))(@opentelemetry/sdk-trace-base@2.7.1(@opentelemetry/api@1.9.1))':
+  '@sentry/node-core@10.62.0(@opentelemetry/api@1.9.1)(@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1))(@opentelemetry/instrumentation@0.214.0(@opentelemetry/api@1.9.1))(@opentelemetry/sdk-trace-base@2.7.1(@opentelemetry/api@1.9.1))':
     dependencies:
       '@sentry/conventions': 0.12.0
       '@sentry/core': 10.62.0
-      '@sentry/opentelemetry': 10.62.0(@opentelemetry/api@1.9.1)(@opentelemetry/core@2.7.1(@opentelemetry/api@1.9.1))(@opentelemetry/sdk-trace-base@2.7.1(@opentelemetry/api@1.9.1))
+      '@sentry/opentelemetry': 10.62.0(@opentelemetry/api@1.9.1)(@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1))(@opentelemetry/sdk-trace-base@2.7.1(@opentelemetry/api@1.9.1))
       import-in-the-middle: 3.0.1
     optionalDependencies:
       '@opentelemetry/api': 1.9.1
-      '@opentelemetry/core': 2.7.1(@opentelemetry/api@1.9.1)
+      '@opentelemetry/core': 2.8.0(@opentelemetry/api@1.9.1)
       '@opentelemetry/instrumentation': 0.214.0(@opentelemetry/api@1.9.1)
       '@opentelemetry/sdk-trace-base': 2.7.1(@opentelemetry/api@1.9.1)
 
@@ -11279,15 +11290,15 @@ snapshots:
       detect-libc: 2.1.2
       node-abi: 3.92.0
 
-  '@sentry/node@10.62.0(@opentelemetry/core@2.7.1(@opentelemetry/api@1.9.1))':
+  '@sentry/node@10.62.0(@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1))':
     dependencies:
       '@opentelemetry/api': 1.9.1
       '@opentelemetry/instrumentation': 0.214.0(@opentelemetry/api@1.9.1)
       '@opentelemetry/sdk-trace-base': 2.7.1(@opentelemetry/api@1.9.1)
       '@opentelemetry/semantic-conventions': 1.40.0
       '@sentry/core': 10.62.0
-      '@sentry/node-core': 10.62.0(@opentelemetry/api@1.9.1)(@opentelemetry/core@2.7.1(@opentelemetry/api@1.9.1))(@opentelemetry/instrumentation@0.214.0(@opentelemetry/api@1.9.1))(@opentelemetry/sdk-trace-base@2.7.1(@opentelemetry/api@1.9.1))
-      '@sentry/opentelemetry': 10.62.0(@opentelemetry/api@1.9.1)(@opentelemetry/core@2.7.1(@opentelemetry/api@1.9.1))(@opentelemetry/sdk-trace-base@2.7.1(@opentelemetry/api@1.9.1))
+      '@sentry/node-core': 10.62.0(@opentelemetry/api@1.9.1)(@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1))(@opentelemetry/instrumentation@0.214.0(@opentelemetry/api@1.9.1))(@opentelemetry/sdk-trace-base@2.7.1(@opentelemetry/api@1.9.1))
+      '@sentry/opentelemetry': 10.62.0(@opentelemetry/api@1.9.1)(@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1))(@opentelemetry/sdk-trace-base@2.7.1(@opentelemetry/api@1.9.1))
       '@sentry/server-utils': 10.62.0
       import-in-the-middle: 3.0.1
     transitivePeerDependencies:
@@ -11295,18 +11306,18 @@ snapshots:
       - '@opentelemetry/exporter-trace-otlp-http'
       - supports-color
 
-  '@sentry/opentelemetry@10.62.0(@opentelemetry/api@1.9.1)(@opentelemetry/core@2.7.1(@opentelemetry/api@1.9.1))(@opentelemetry/sdk-trace-base@2.7.1(@opentelemetry/api@1.9.1))':
+  '@sentry/opentelemetry@10.62.0(@opentelemetry/api@1.9.1)(@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1))(@opentelemetry/sdk-trace-base@2.7.1(@opentelemetry/api@1.9.1))':
     dependencies:
       '@opentelemetry/api': 1.9.1
-      '@opentelemetry/core': 2.7.1(@opentelemetry/api@1.9.1)
+      '@opentelemetry/core': 2.8.0(@opentelemetry/api@1.9.1)
       '@opentelemetry/sdk-trace-base': 2.7.1(@opentelemetry/api@1.9.1)
       '@sentry/conventions': 0.12.0
       '@sentry/core': 10.62.0
 
-  '@sentry/profiling-node@10.62.0(@opentelemetry/core@2.7.1(@opentelemetry/api@1.9.1))':
+  '@sentry/profiling-node@10.62.0(@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1))':
     dependencies:
       '@sentry/core': 10.62.0
-      '@sentry/node': 10.62.0(@opentelemetry/core@2.7.1(@opentelemetry/api@1.9.1))
+      '@sentry/node': 10.62.0(@opentelemetry/core@2.8.0(@opentelemetry/api@1.9.1))
       '@sentry/node-cpu-profiler': 2.4.2
     transitivePeerDependencies:
       - '@opentelemetry/core'
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
index 4abd40eaf9..b5cf980f19 100644
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -53,6 +53,8 @@ minimumReleaseAgeExclude:
   - slacc-win32-x64-msvc
   - '@typescript/native-preview*'
   - vite # そのうち消す
+  # Renovate security update: @opentelemetry/core@2.8.0
+  - "@opentelemetry/core@2.8.0"
 overrides:
   '@aiscript-dev/aiscript-languageserver': '-'
   chokidar: 5.0.0