diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 4c404d293..b3fa51b53 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="6.6.2-2"
-export PIKA_PACKAGE_NAME="qt6-websockets"
+export PIKA_PACKAGE_VERSION="6.1.4-2"
+export PIKA_PACKAGE_NAME="kactivitymanagerd"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"