diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index a691d9317..a558ac732 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
 export PIKA_PACKAGE_VERSION="6.6.0-1"
-export PIKA_PACKAGE_NAME="kf6-kconfigwidgets"
+export PIKA_PACKAGE_NAME="kf6-kdoctools"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=true
 export PIKA_REBUILD_VERSION="b33"