diff --git a/extensions/browser/src/browser/config.ts b/extensions/browser/src/browser/config.ts
index 6730901bbbe..2cd90926f1d 100644
--- a/extensions/browser/src/browser/config.ts
+++ b/extensions/browser/src/browser/config.ts
@@ -119,7 +119,9 @@ function resolveCdpPortRangeStart(
 const normalizeStringList = normalizeOptionalTrimmedStringList;
 
 function resolveBrowserSsrFPolicy(cfg: BrowserConfig | undefined): SsrFPolicy | undefined {
-  const rawPolicy = cfg?.ssrfPolicy;
+  const rawPolicy = cfg?.ssrfPolicy as
+    | (BrowserConfig["ssrfPolicy"] & { allowPrivateNetwork?: boolean })
+    | undefined;
   const allowPrivateNetwork = rawPolicy?.allowPrivateNetwork;
   const dangerouslyAllowPrivateNetwork = rawPolicy?.dangerouslyAllowPrivateNetwork;
   const allowedHostnames = normalizeStringList(rawPolicy?.allowedHostnames);