diff --git a/extensions/discord/src/monitor/provider.proxy.test.ts b/extensions/discord/src/monitor/provider.proxy.test.ts
index 65d858784727..64fa8157ef9c 100644
--- a/extensions/discord/src/monitor/provider.proxy.test.ts
+++ b/extensions/discord/src/monitor/provider.proxy.test.ts
@@ -230,7 +230,9 @@ describe("createDiscordGatewayPlugin", () => {
     };
   }
 
-  function createProxyTestingOverrides() {
+  function createProxyTestingOverrides(): NonNullable<
+    Parameters<typeof createDiscordGatewayPlugin>[0]["testing"]
+  > {
     return {
       createProxyAgent: (proxyUrl: string) =>
         new HttpsProxyAgent(proxyUrl) as unknown as import("node:http").Agent,