diff --git a/.lastmerge b/.lastmerge
index b28867a96..ca1dc7723 100644
--- a/.lastmerge
+++ b/.lastmerge
@@ -1 +1 @@
-4a0437bb03a0b60a1867f14ae8e3faf053afa5aa
+4e3dc73c51f3875fc502f6be2025f403b960bf8c
diff --git a/pom.xml b/pom.xml
index 4e3273cf4..6ed1f81c9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -94,7 +94,7 @@
             reference-impl-sync workflow and deal with the subsequent
             PR.
         -->
-        <readonly-copilot-sdk-ref-impl-version-from-lastmerge-file-updated-by-reference-impl-sync>^1.0.44-3</readonly-copilot-sdk-ref-impl-version-from-lastmerge-file-updated-by-reference-impl-sync>
+        <readonly-copilot-sdk-ref-impl-version-from-lastmerge-file-updated-by-reference-impl-sync>^1.0.46</readonly-copilot-sdk-ref-impl-version-from-lastmerge-file-updated-by-reference-impl-sync>
 
     </properties>
 
diff --git a/scripts/codegen/package-lock.json b/scripts/codegen/package-lock.json
index 0846fc42e..ed89d0818 100644
--- a/scripts/codegen/package-lock.json
+++ b/scripts/codegen/package-lock.json
@@ -6,7 +6,7 @@
     "": {
       "name": "copilot-sdk-java-codegen",
       "dependencies": {
-        "@github/copilot": "^1.0.44-3",
+        "@github/copilot": "^1.0.46",
         "json-schema": "^0.4.0",
         "tsx": "^4.20.6"
       }
@@ -428,26 +428,26 @@
       }
     },
     "node_modules/@github/copilot": {
-      "version": "1.0.45",
-      "resolved": "https://registry.npmjs.org/@github/copilot/-/copilot-1.0.45.tgz",
-      "integrity": "sha512-2QADgQcw/d0GFqTq2+nHwX152ZRvZxW0CHONG5d1RCs6YJtdr/GdbnMYYeRH2BiBIhnfkcvF50ImCRvsS5Tnwg==",
+      "version": "1.0.47",
+      "resolved": "https://registry.npmjs.org/@github/copilot/-/copilot-1.0.47.tgz",
+      "integrity": "sha512-U4WrajOOjjMVleqIRvRt+kDsjYQPLHxtJMMtdzW2N18dbRddlxqN+qo6ZOxOTy3tks2+YI+G89zyO1qpxpuWSg==",
       "license": "SEE LICENSE IN LICENSE.md",
       "bin": {
         "copilot": "npm-loader.js"
       },
       "optionalDependencies": {
-        "@github/copilot-darwin-arm64": "1.0.45",
-        "@github/copilot-darwin-x64": "1.0.45",
-        "@github/copilot-linux-arm64": "1.0.45",
-        "@github/copilot-linux-x64": "1.0.45",
-        "@github/copilot-win32-arm64": "1.0.45",
-        "@github/copilot-win32-x64": "1.0.45"
+        "@github/copilot-darwin-arm64": "1.0.47",
+        "@github/copilot-darwin-x64": "1.0.47",
+        "@github/copilot-linux-arm64": "1.0.47",
+        "@github/copilot-linux-x64": "1.0.47",
+        "@github/copilot-win32-arm64": "1.0.47",
+        "@github/copilot-win32-x64": "1.0.47"
       }
     },
     "node_modules/@github/copilot-darwin-arm64": {
-      "version": "1.0.45",
-      "resolved": "https://registry.npmjs.org/@github/copilot-darwin-arm64/-/copilot-darwin-arm64-1.0.45.tgz",
-      "integrity": "sha512-gCJy1nOIWL5lpLFJTRk2Kz7bS30emkA4p4gM+PJ5/dOwNRBOyUO0/2f03/m5vYL4DNd/T47cFIN6s82gISAIYQ==",
+      "version": "1.0.47",
+      "resolved": "https://registry.npmjs.org/@github/copilot-darwin-arm64/-/copilot-darwin-arm64-1.0.47.tgz",
+      "integrity": "sha512-sGuN+7VfBjOTbPkyKFm0dPfp1hwyNsJVkNsV+3xmOwVsGy3nhROc76sQ5SWWSmyDGl7H58KnpPazlSDwbpf4PQ==",
       "cpu": [
         "arm64"
       ],
@@ -461,9 +461,9 @@
       }
     },
     "node_modules/@github/copilot-darwin-x64": {
-      "version": "1.0.45",
-      "resolved": "https://registry.npmjs.org/@github/copilot-darwin-x64/-/copilot-darwin-x64-1.0.45.tgz",
-      "integrity": "sha512-nLzC7C0i/WAY+4FukHuONBDNeKUAqBBab3n36aEdpqxVDP5h2Tbzg2yShqav2blR7KDJL7YMcYTVFxmwfQj+yQ==",
+      "version": "1.0.47",
+      "resolved": "https://registry.npmjs.org/@github/copilot-darwin-x64/-/copilot-darwin-x64-1.0.47.tgz",
+      "integrity": "sha512-nVHYbzvOau5zy4nONWZPXROIrqzd7DhY12bMkE7spLe7lj0Sh6MFtTdPpMT7kkaObEikGYLTrZtOUpguwqHkmA==",
       "cpu": [
         "x64"
       ],
@@ -477,9 +477,9 @@
       }
     },
     "node_modules/@github/copilot-linux-arm64": {
-      "version": "1.0.45",
-      "resolved": "https://registry.npmjs.org/@github/copilot-linux-arm64/-/copilot-linux-arm64-1.0.45.tgz",
-      "integrity": "sha512-MdRNZUNMrI0dpQ+DiDoZQ7AbitQp9eN7ir176Za2Kf7dkUxPwmio32yhRbBS81McU6vBw8cCzEZviwv/jc8buQ==",
+      "version": "1.0.47",
+      "resolved": "https://registry.npmjs.org/@github/copilot-linux-arm64/-/copilot-linux-arm64-1.0.47.tgz",
+      "integrity": "sha512-7aDoE6pnSGcCTuPdJKyHfzif/Rj1z5UE0gLMHHQMo1QIYJkUZFX7mV8Ng4zB+2edq8lNL5DiYRcbFajV54ibSg==",
       "cpu": [
         "arm64"
       ],
@@ -493,9 +493,9 @@
       }
     },
     "node_modules/@github/copilot-linux-x64": {
-      "version": "1.0.45",
-      "resolved": "https://registry.npmjs.org/@github/copilot-linux-x64/-/copilot-linux-x64-1.0.45.tgz",
-      "integrity": "sha512-xSRUjWA+wrSSjktJSjNtiS/47Cy0PviPejj7RUmtChsPfDJB8wW2iZ6NfpdiAomtxAz5xx4AjbjT1I4b1FqnwA==",
+      "version": "1.0.47",
+      "resolved": "https://registry.npmjs.org/@github/copilot-linux-x64/-/copilot-linux-x64-1.0.47.tgz",
+      "integrity": "sha512-wB5ekOdoxM/6Ogguk54fqJTHTRJkXwUIyzrbYaMy7zANE82jeRE1PQqs+5SdUZXq2IBMZIN1vq6bM56gpb54qg==",
       "cpu": [
         "x64"
       ],
@@ -509,9 +509,9 @@
       }
     },
     "node_modules/@github/copilot-win32-arm64": {
-      "version": "1.0.45",
-      "resolved": "https://registry.npmjs.org/@github/copilot-win32-arm64/-/copilot-win32-arm64-1.0.45.tgz",
-      "integrity": "sha512-lhcTlKs7MWMzIXv21hUSpL4aFW49jqVhNrQKaB8sYk2nzvGRJvNwTcBS1Tn5ndXlPzQ9P/p9B6B5uwwmZ1vHHw==",
+      "version": "1.0.47",
+      "resolved": "https://registry.npmjs.org/@github/copilot-win32-arm64/-/copilot-win32-arm64-1.0.47.tgz",
+      "integrity": "sha512-AenPXpTeXApOh25biS+Vmc1Uau78OLHxeXjXDF6Po07xWO7fVzorEK0hnSoD6xmpjptvP2MDSMk4as7jyvM0sQ==",
       "cpu": [
         "arm64"
       ],
@@ -525,9 +525,9 @@
       }
     },
     "node_modules/@github/copilot-win32-x64": {
-      "version": "1.0.45",
-      "resolved": "https://registry.npmjs.org/@github/copilot-win32-x64/-/copilot-win32-x64-1.0.45.tgz",
-      "integrity": "sha512-XYZ983NQmooVr/n+pCnHIorBmf1hd3o1rMlSAodwG/VFlQaydGoOs1F1NntxWBoFAND+eM6N4PZfw8M8sRayfA==",
+      "version": "1.0.47",
+      "resolved": "https://registry.npmjs.org/@github/copilot-win32-x64/-/copilot-win32-x64-1.0.47.tgz",
+      "integrity": "sha512-35bOBTTIm31rgbvFDogAMojWMSV6sLTd3mGjLl1Lf/d0KZGCGLqWXAYMAcV3grEjiAEXxlLLzNs8OfBR/9OdZg==",
       "cpu": [
         "x64"
       ],
diff --git a/scripts/codegen/package.json b/scripts/codegen/package.json
index 6dde79579..1ad8c1462 100644
--- a/scripts/codegen/package.json
+++ b/scripts/codegen/package.json
@@ -7,7 +7,7 @@
     "generate:java": "tsx java.ts"
   },
   "dependencies": {
-    "@github/copilot": "^1.0.44-3",
+    "@github/copilot": "^1.0.46",
     "json-schema": "^0.4.0",
     "tsx": "^4.20.6"
   }