diff --git a/tdrive/backend/node/src/core/platform/services/diagnostics/index.ts b/tdrive/backend/node/src/core/platform/services/diagnostics/index.ts
index 6d71d25e..40fc932e 100644
--- a/tdrive/backend/node/src/core/platform/services/diagnostics/index.ts
+++ b/tdrive/backend/node/src/core/platform/services/diagnostics/index.ts
@@ -9,7 +9,7 @@ import registerBasicProviders from "./providers";
  * The diagnostics service exposes endpoint that are of use for operational reasons.
  *
  */
-@Prefix("/api/diagnostics")
+@Prefix("/diagnostics")
 @Consumes(["webserver"])
 @ServiceName("diagnostics")
 export default class DiagnosticsService extends TdriveService<DiagnosticsServiceAPI> {
diff --git a/tdrive/backend/node/test/e2e/diagnostics/diagnostics.spec.ts b/tdrive/backend/node/test/e2e/diagnostics/diagnostics.spec.ts
index b6c0536b..276bd689 100644
--- a/tdrive/backend/node/test/e2e/diagnostics/diagnostics.spec.ts
+++ b/tdrive/backend/node/test/e2e/diagnostics/diagnostics.spec.ts
@@ -36,7 +36,7 @@ describe("The diagnostics infrastucture", () => {
   const getDiagnosticTags = (tag: string, secret: string) =>
     platform.app.inject({
       method: "GET",
-      url: `/api/diagnostics/t/${encodeURIComponent(tag)}?secret=${encodeURIComponent(secret)}`,
+      url: `/diagnostics/t/${encodeURIComponent(tag)}?secret=${encodeURIComponent(secret)}`,
     });
 
   it("should refuse invalid probe secrets", async () => {