diff --git a/compiled/facebook-www/REVISION b/compiled/facebook-www/REVISION
index dac374ec89a05..c026626c9fd8e 100644
--- a/compiled/facebook-www/REVISION
+++ b/compiled/facebook-www/REVISION
@@ -1 +1 @@
-85de6fde515148babd36eae2b7384ad8e62b732a
+fd0511c728e186905b7f0e71f072b4b247d6f29f
diff --git a/compiled/facebook-www/ReactFlightDOMRelayClient-dev.classic.js b/compiled/facebook-www/ReactFlightDOMRelayClient-dev.classic.js
index 01ece9c61c01c..6209190a6d5d6 100644
--- a/compiled/facebook-www/ReactFlightDOMRelayClient-dev.classic.js
+++ b/compiled/facebook-www/ReactFlightDOMRelayClient-dev.classic.js
@@ -564,6 +564,11 @@ function parseModelString(response, parentObject, key, value) {
         return undefined;
       }
 
+      case "n": {
+        // BigInt
+        return BigInt(value.substring(2));
+      }
+
       default: {
         // We assume that anything else is a reference ID.
         var _id3 = parseInt(value.substring(1), 16);
diff --git a/compiled/facebook-www/ReactFlightDOMRelayClient-dev.modern.js b/compiled/facebook-www/ReactFlightDOMRelayClient-dev.modern.js
index 01ece9c61c01c..6209190a6d5d6 100644
--- a/compiled/facebook-www/ReactFlightDOMRelayClient-dev.modern.js
+++ b/compiled/facebook-www/ReactFlightDOMRelayClient-dev.modern.js
@@ -564,6 +564,11 @@ function parseModelString(response, parentObject, key, value) {
         return undefined;
       }
 
+      case "n": {
+        // BigInt
+        return BigInt(value.substring(2));
+      }
+
       default: {
         // We assume that anything else is a reference ID.
         var _id3 = parseInt(value.substring(1), 16);
diff --git a/compiled/facebook-www/ReactFlightDOMRelayClient-prod.classic.js b/compiled/facebook-www/ReactFlightDOMRelayClient-prod.classic.js
index 2890dc8d2b602..94bc45cb7e132 100644
--- a/compiled/facebook-www/ReactFlightDOMRelayClient-prod.classic.js
+++ b/compiled/facebook-www/ReactFlightDOMRelayClient-prod.classic.js
@@ -287,6 +287,8 @@ function parseModelString(response, parentObject, key, value) {
         }
       case "u":
         return;
+      case "n":
+        return BigInt(value.substring(2));
       default:
         value = parseInt(value.substring(1), 16);
         response = getChunk(response, value);
diff --git a/compiled/facebook-www/ReactFlightDOMRelayClient-prod.modern.js b/compiled/facebook-www/ReactFlightDOMRelayClient-prod.modern.js
index 2890dc8d2b602..94bc45cb7e132 100644
--- a/compiled/facebook-www/ReactFlightDOMRelayClient-prod.modern.js
+++ b/compiled/facebook-www/ReactFlightDOMRelayClient-prod.modern.js
@@ -287,6 +287,8 @@ function parseModelString(response, parentObject, key, value) {
         }
       case "u":
         return;
+      case "n":
+        return BigInt(value.substring(2));
       default:
         value = parseInt(value.substring(1), 16);
         response = getChunk(response, value);
diff --git a/compiled/facebook-www/ReactFlightDOMRelayServer-dev.classic.js b/compiled/facebook-www/ReactFlightDOMRelayServer-dev.classic.js
index 745cd7062c64f..29aab488a67db 100644
--- a/compiled/facebook-www/ReactFlightDOMRelayServer-dev.classic.js
+++ b/compiled/facebook-www/ReactFlightDOMRelayServer-dev.classic.js
@@ -1771,6 +1771,10 @@ function serializeUndefined() {
   return "$undefined";
 }
 
+function serializeBigInt(n) {
+  return "$n" + n.toString(10);
+}
+
 function serializeClientReference(request, parent, key, clientReference) {
   var clientReferenceKey = getClientReferenceKey(clientReference);
   var writtenClientReferences = request.writtenClientReferences;
@@ -2110,12 +2114,7 @@ function resolveModelToJSON(request, parent, key, value) {
   }
 
   if (typeof value === "bigint") {
-    throw new Error(
-      "BigInt (" +
-        value +
-        ") is not yet supported in Client Component props." +
-        describeObjectForErrorMessage(parent, key)
-    );
+    return serializeBigInt(value);
   }
 
   throw new Error(
diff --git a/compiled/facebook-www/ReactFlightDOMRelayServer-dev.modern.js b/compiled/facebook-www/ReactFlightDOMRelayServer-dev.modern.js
index 745cd7062c64f..29aab488a67db 100644
--- a/compiled/facebook-www/ReactFlightDOMRelayServer-dev.modern.js
+++ b/compiled/facebook-www/ReactFlightDOMRelayServer-dev.modern.js
@@ -1771,6 +1771,10 @@ function serializeUndefined() {
   return "$undefined";
 }
 
+function serializeBigInt(n) {
+  return "$n" + n.toString(10);
+}
+
 function serializeClientReference(request, parent, key, clientReference) {
   var clientReferenceKey = getClientReferenceKey(clientReference);
   var writtenClientReferences = request.writtenClientReferences;
@@ -2110,12 +2114,7 @@ function resolveModelToJSON(request, parent, key, value) {
   }
 
   if (typeof value === "bigint") {
-    throw new Error(
-      "BigInt (" +
-        value +
-        ") is not yet supported in Client Component props." +
-        describeObjectForErrorMessage(parent, key)
-    );
+    return serializeBigInt(value);
   }
 
   throw new Error(
diff --git a/compiled/facebook-www/ReactFlightDOMRelayServer-prod.classic.js b/compiled/facebook-www/ReactFlightDOMRelayServer-prod.classic.js
index 7a0878bee561c..ebc5e938ee469 100644
--- a/compiled/facebook-www/ReactFlightDOMRelayServer-prod.classic.js
+++ b/compiled/facebook-www/ReactFlightDOMRelayServer-prod.classic.js
@@ -909,13 +909,7 @@ function resolveModelToJSON(request, parent, key, value) {
     element.set(value, key);
     return "$" + key.toString(16);
   }
-  if ("bigint" === typeof value)
-    throw Error(
-      "BigInt (" +
-        value +
-        ") is not yet supported in Client Component props." +
-        describeObjectForErrorMessage(parent, key)
-    );
+  if ("bigint" === typeof value) return "$n" + value.toString(10);
   throw Error(
     "Type " +
       typeof value +
diff --git a/compiled/facebook-www/ReactFlightDOMRelayServer-prod.modern.js b/compiled/facebook-www/ReactFlightDOMRelayServer-prod.modern.js
index 7a0878bee561c..ebc5e938ee469 100644
--- a/compiled/facebook-www/ReactFlightDOMRelayServer-prod.modern.js
+++ b/compiled/facebook-www/ReactFlightDOMRelayServer-prod.modern.js
@@ -909,13 +909,7 @@ function resolveModelToJSON(request, parent, key, value) {
     element.set(value, key);
     return "$" + key.toString(16);
   }
-  if ("bigint" === typeof value)
-    throw Error(
-      "BigInt (" +
-        value +
-        ") is not yet supported in Client Component props." +
-        describeObjectForErrorMessage(parent, key)
-    );
+  if ("bigint" === typeof value) return "$n" + value.toString(10);
   throw Error(
     "Type " +
       typeof value +