diff --git a/package-lock.json b/package-lock.json
index b17878ca..ba3a7907 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,7 +15,7 @@
         "@biomejs/biome": "^1.9.4",
         "@bufbuild/buf": "^1.72.0",
         "@bufbuild/license-header": "^0.0.4",
-        "@bufbuild/protoc-gen-es": "^2.14.0",
+        "@bufbuild/protoc-gen-es": "^2.15.0",
         "@types/node": "^26.2.0",
         "tsx": "^4.23.12",
         "turbo": "^2.11.5",
@@ -421,20 +421,20 @@
       }
     },
     "node_modules/@bufbuild/protobuf": {
-      "version": "2.14.0",
-      "resolved": "https://registry.npmjs.org/@bufbuild/protobuf/-/protobuf-2.14.0.tgz",
-      "integrity": "sha512-C3UGsiCwSprE2NKIIFA3hCDlpXTMCAXRZuEVp88L1GY36Y41+rYL5fryE+nOFhp4p4JPQvdV8PQ4DWgHgeTE+w==",
+      "version": "2.15.0",
+      "resolved": "https://registry.npmjs.org/@bufbuild/protobuf/-/protobuf-2.15.0.tgz",
+      "integrity": "sha512-DAheWUkVr/SJTWCc+lg9dhY0eN4SaWlf4+bG1KzHeXbnqt0AfB/NX0Z+VunGlM1ki1B4zVvye27MpKh/svySUA==",
       "license": "(Apache-2.0 AND BSD-3-Clause)"
     },
     "node_modules/@bufbuild/protoc-gen-es": {
-      "version": "2.14.0",
-      "resolved": "https://registry.npmjs.org/@bufbuild/protoc-gen-es/-/protoc-gen-es-2.14.0.tgz",
-      "integrity": "sha512-/Rrui0BJWSRONiKGYzqWq9ivGN3+cYkmc47QWITufr7K6yDb8HfssuJUSQZeptyg/rHbHrfDzCUjzoJ2pwuafg==",
+      "version": "2.15.0",
+      "resolved": "https://registry.npmjs.org/@bufbuild/protoc-gen-es/-/protoc-gen-es-2.15.0.tgz",
+      "integrity": "sha512-FRhNTAZEXW6arWx2JxgtpuazhmewYctXugu5SfXGpXpLLCInDT1005fSKDzEM/70Es2oIn07PM4RvpwvDvR/fg==",
       "dev": true,
       "license": "Apache-2.0",
       "dependencies": {
-        "@bufbuild/protobuf": "2.14.0",
-        "@bufbuild/protoplugin": "2.14.0"
+        "@bufbuild/protobuf": "2.15.0",
+        "@bufbuild/protoplugin": "2.15.0"
       },
       "bin": {
         "protoc-gen-es": "bin/protoc-gen-es"
@@ -443,7 +443,7 @@
         "node": ">=22"
       },
       "peerDependencies": {
-        "@bufbuild/protobuf": "2.14.0"
+        "@bufbuild/protobuf": "2.15.0"
       },
       "peerDependenciesMeta": {
         "@bufbuild/protobuf": {
@@ -452,13 +452,13 @@
       }
     },
     "node_modules/@bufbuild/protoplugin": {
-      "version": "2.14.0",
-      "resolved": "https://registry.npmjs.org/@bufbuild/protoplugin/-/protoplugin-2.14.0.tgz",
-      "integrity": "sha512-S0TvZhVtTEkZQRj2JsXBCXiib/b0+bLQtJCcn+hj9O/usgbcgxHn4D+ii22Ao3qj0/kKxVYeo7BtAI2dMk+iig==",
+      "version": "2.15.0",
+      "resolved": "https://registry.npmjs.org/@bufbuild/protoplugin/-/protoplugin-2.15.0.tgz",
+      "integrity": "sha512-vZhRoqB/jTHATqItRvJQf1zbxdrGRRhiusGty4+lKcfEFODG0PMXky2Ezv4WHHS6oSxq+5qShITuE7K1/82SuQ==",
       "dev": true,
       "license": "Apache-2.0",
       "dependencies": {
-        "@bufbuild/protobuf": "2.14.0",
+        "@bufbuild/protobuf": "2.15.0",
         "@typescript/vfs": "^1.6.2",
         "typescript": "5.4.5"
       }
@@ -1092,9 +1092,9 @@
       }
     },
     "node_modules/@typescript/vfs": {
-      "version": "1.6.4",
-      "resolved": "https://registry.npmjs.org/@typescript/vfs/-/vfs-1.6.4.tgz",
-      "integrity": "sha512-PJFXFS4ZJKiJ9Qiuix6Dz/OwEIqHD7Dme1UwZhTK11vR+5dqW2ACbdndWQexBzCx+CPuMe5WBYQWCsFyGlQLlQ==",
+      "version": "1.6.5",
+      "resolved": "https://registry.npmjs.org/@typescript/vfs/-/vfs-1.6.5.tgz",
+      "integrity": "sha512-gobLHQLmvQGJInFk31NvgMd1uYzRXsd8qgnOssyLD055R2QPnw1ubRbBQ4+T+5qC7IQVuYXdvNDE2G7tMDVHgw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index 755c0646..587196ea 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "@biomejs/biome": "^1.9.4",
     "@bufbuild/buf": "^1.72.0",
     "@bufbuild/license-header": "^0.0.4",
-    "@bufbuild/protoc-gen-es": "^2.14.0",
+    "@bufbuild/protoc-gen-es": "^2.15.0",
     "@types/node": "^26.2.0",
     "tsx": "^4.23.12",
     "turbo": "^2.11.5",
diff --git a/packages/cel-spec/src/gen/cel/expr/checked_pb.ts b/packages/cel-spec/src/gen/cel/expr/checked_pb.ts
index ed916b21..7867bfed 100644
--- a/packages/cel-spec/src/gen/cel/expr/checked_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/checked_pb.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/checked.proto (package cel.expr, syntax proto3)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/conformance/conformance_service_pb.ts b/packages/cel-spec/src/gen/cel/expr/conformance/conformance_service_pb.ts
index 18d04d54..b58e84b5 100644
--- a/packages/cel-spec/src/gen/cel/expr/conformance/conformance_service_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/conformance/conformance_service_pb.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/conformance/conformance_service.proto (package cel.expr.conformance, syntax proto3)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/conformance/env_config_pb.ts b/packages/cel-spec/src/gen/cel/expr/conformance/env_config_pb.ts
index 6fa969ef..f37b04c5 100644
--- a/packages/cel-spec/src/gen/cel/expr/conformance/env_config_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/conformance/env_config_pb.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/conformance/env_config.proto (package cel.expr.conformance, syntax proto3)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/conformance/proto2/test_all_types_extensions_pb.ts b/packages/cel-spec/src/gen/cel/expr/conformance/proto2/test_all_types_extensions_pb.ts
index ddacb900..e8abde98 100644
--- a/packages/cel-spec/src/gen/cel/expr/conformance/proto2/test_all_types_extensions_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/conformance/proto2/test_all_types_extensions_pb.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/conformance/proto2/test_all_types_extensions.proto (package cel.expr.conformance.proto2, syntax proto2)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/conformance/proto2/test_all_types_pb.ts b/packages/cel-spec/src/gen/cel/expr/conformance/proto2/test_all_types_pb.ts
index 700bcca3..df57282e 100644
--- a/packages/cel-spec/src/gen/cel/expr/conformance/proto2/test_all_types_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/conformance/proto2/test_all_types_pb.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/conformance/proto2/test_all_types.proto (package cel.expr.conformance.proto2, syntax proto2)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/conformance/proto3/test_all_types_pb.ts b/packages/cel-spec/src/gen/cel/expr/conformance/proto3/test_all_types_pb.ts
index dd1ef238..bcd9facc 100644
--- a/packages/cel-spec/src/gen/cel/expr/conformance/proto3/test_all_types_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/conformance/proto3/test_all_types_pb.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/conformance/proto3/test_all_types.proto (package cel.expr.conformance.proto3, syntax proto3)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/conformance/test/simple_pb.ts b/packages/cel-spec/src/gen/cel/expr/conformance/test/simple_pb.ts
index 2fbde03e..433f3c98 100644
--- a/packages/cel-spec/src/gen/cel/expr/conformance/test/simple_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/conformance/test/simple_pb.ts
@@ -14,7 +14,7 @@
 
 // Simple end-to-end conformance tests.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/conformance/test/simple.proto (package cel.expr.conformance.test, syntax proto3)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/conformance/test/suite_pb.ts b/packages/cel-spec/src/gen/cel/expr/conformance/test/suite_pb.ts
index bf1ea2b8..84241299 100644
--- a/packages/cel-spec/src/gen/cel/expr/conformance/test/suite_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/conformance/test/suite_pb.ts
@@ -14,7 +14,7 @@
 
 // Unit tests and end-to-end conformance tests.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/conformance/test/suite.proto (package cel.expr.conformance.test, syntax proto3)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/eval_pb.ts b/packages/cel-spec/src/gen/cel/expr/eval_pb.ts
index eacd94c8..7a8c3137 100644
--- a/packages/cel-spec/src/gen/cel/expr/eval_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/eval_pb.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/eval.proto (package cel.expr, syntax proto3)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/explain_pb.ts b/packages/cel-spec/src/gen/cel/expr/explain_pb.ts
index 140486ab..734268c7 100644
--- a/packages/cel-spec/src/gen/cel/expr/explain_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/explain_pb.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/explain.proto (package cel.expr, syntax proto3)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/syntax_pb.ts b/packages/cel-spec/src/gen/cel/expr/syntax_pb.ts
index 3df15663..df170ce6 100644
--- a/packages/cel-spec/src/gen/cel/expr/syntax_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/syntax_pb.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/syntax.proto (package cel.expr, syntax proto3)
 /* eslint-disable */
 
diff --git a/packages/cel-spec/src/gen/cel/expr/value_pb.ts b/packages/cel-spec/src/gen/cel/expr/value_pb.ts
index bdf086ee..06a22be4 100644
--- a/packages/cel-spec/src/gen/cel/expr/value_pb.ts
+++ b/packages/cel-spec/src/gen/cel/expr/value_pb.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.14.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
+// @generated by protoc-gen-es v2.15.0 with parameter "target=ts,import_extension=.js,ts_nocheck=false"
 // @generated from file cel/expr/value.proto (package cel.expr, syntax proto3)
 /* eslint-disable */