diff --git a/fusion.nimble b/fusion.nimble
index efbc61fa..4fc24fe8 100644
--- a/fusion.nimble
+++ b/fusion.nimble
@@ -12,7 +12,7 @@ requires "nim >= 1.0.0"
 
 task docs, "":
   # JavaScript
-  when (NimMajor, NimMinor) >= (1, 4):
-    exec "nim c -r -d:fusionDocJs src/fusion/docutils " & srcDir & " -d:js -d:fusionDocJs"
+  when (NimMajor, NimMinor) >= (1, 5):
+    exec "nim c -r -d:fusionDocJs src/fusion/docutils " & srcDir
   # C
   exec "nim c -r src/fusion/docutils " & srcDir