diff --git a/types/defines/cf.d.ts b/types/defines/cf.d.ts
index b245af18ca8..500d3227761 100644
--- a/types/defines/cf.d.ts
+++ b/types/defines/cf.d.ts
@@ -114,6 +114,7 @@ interface RequestInitCfProperties extends Record<string, unknown> {
   minify?: RequestInitCfPropertiesImageMinify;
   mirage?: boolean;
   polish?: "lossy" | "lossless" | "off";
+  r2?: RequestInitCfPropertiesR2;
   /**
    * Redirects the request to an alternate origin server. You can use this,
    * for example, to implement load balancing across several origins.
@@ -300,6 +301,13 @@ interface RequestInitCfPropertiesImageMinify {
   html?: boolean;
 }
 
+interface RequestInitCfPropertiesR2 {
+  /**
+   * Colo id of bucket that an object is stored in
+   */
+  bucketColoId?: number;
+}
+
 /**
  * Request metadata provided by Cloudflare's edge.
  */