diff --git a/lib/pure/async.nim b/lib/pure/async.nim
index 97b29f81d2..482ab32c6e 100644
--- a/lib/pure/async.nim
+++ b/lib/pure/async.nim
@@ -1,6 +1,6 @@
 when defined(js):
-    import asyncjs
-    export asyncjs
+  import asyncjs
+  export asyncjs
 else:
-    import asyncmacro, asyncfutures
-    export asyncmacro, asyncfutures
+  import asyncmacro, asyncfutures
+  export asyncmacro, asyncfutures