diff --git a/BUILDING.md b/BUILDING.md
index 8bc23124952361..c3967c1fa5d382 100644
--- a/BUILDING.md
+++ b/BUILDING.md
@@ -210,7 +210,7 @@ If you prefer to read the documentation in the browser,
 run the following once `make doc` is done:
 
 ```console
-$ make doconly
+$ make docopen
 ```
 
 This will open up a browser tab/window with the documentation.