diff --git a/core/src/tracing/index.ts b/core/src/tracing.ts
similarity index 98%
rename from core/src/tracing/index.ts
rename to core/src/tracing.ts
index 14ef7b4..5b8290f 100644
--- a/core/src/tracing/index.ts
+++ b/core/src/tracing.ts
@@ -8,7 +8,7 @@
 //
 export { type Tracer, type Attributes, type Name, setTracer, trace, traceP, traceF, event };
 
-import type { Future } from "../future";
+import type { Future } from "./future";
 
 // A flat bag of primitive values attached to a trace or event.
 type Attributes = Record<string, string | number | boolean>;
diff --git a/core/src/tracing/opentelemetry.ts b/core/src/tracing/opentelemetry.ts
index 6855968..355adcc 100644
--- a/core/src/tracing/opentelemetry.ts
+++ b/core/src/tracing/opentelemetry.ts
@@ -15,7 +15,7 @@
 // OTLP trace viewer such as https://tracekit.dev/tools/trace-visualizer.
 export { OpenTelemetryTracer, OtlpJsonStdoutProcessor };
 
-import { type Tracer, type Attributes } from "./index";
+import { type Tracer, type Attributes } from "../tracing";
 import { Future } from "../future";
 import {
   context,
diff --git a/core/src/tracing/proxy.ts b/core/src/tracing/proxy.ts
index 419a5c1..591e73a 100644
--- a/core/src/tracing/proxy.ts
+++ b/core/src/tracing/proxy.ts
@@ -16,7 +16,7 @@
 //    }));
 export { ProxyTracer, type Config };
 
-import { type Tracer, type Attributes } from "./index";
+import { type Tracer, type Attributes } from "../tracing";
 import type { Future } from "../future";
 import { fileURLToPath } from "node:url";
 import { dirname, sep } from "node:path";
diff --git a/core/src/tracing/simple.ts b/core/src/tracing/simple.ts
index b21f207..ee0f685 100644
--- a/core/src/tracing/simple.ts
+++ b/core/src/tracing/simple.ts
@@ -11,7 +11,7 @@
 //    $ docker logs event-sourcing-backend | grep "\"ph\"" | jq -s '.' >events.json
 export { SimpleTracer };
 
-import type { Tracer, Attributes } from "./index";
+import type { Tracer, Attributes } from "../tracing";
 import { Future } from "../future";
 import { AsyncLocalStorage } from "node:async_hooks";