diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 959ca88c0..73175cbe6 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="4:24.08.0-1"
-export PIKA_PACKAGE_NAME="akonadi-search"
+export PIKA_PACKAGE_VERSION="6.6.2-2"
+export PIKA_PACKAGE_NAME="qt6-webchannel"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"