diff --git a/_SUBTHEME/SUBTHEME.info._yml b/_SUBTHEME/SUBTHEME.info._yml
index 934e98e..76e8955 100644
--- a/_SUBTHEME/SUBTHEME.info._yml
+++ b/_SUBTHEME/SUBTHEME.info._yml
@@ -6,8 +6,11 @@ core_version_requirement: ^8 || ^9
 base theme: bootstrap4
 
 # Stylesheets.
-stylesheets-remove:
-  - '@bootstrap4/css/styles.css'
+libraries-override:
+  bootstrap4/global-styling:
+    css:
+      theme:
+        css/style.css: false
 
 # Libraries.
 libraries: