diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 43fffe4e8..267a174ce 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="5.15.11+dfsg-1"
-export PIKA_PACKAGE_NAME="pyqt5"
+export PIKA_PACKAGE_VERSION="4.14.9+ds-1.1"
+export PIKA_PACKAGE_NAME="telegram-desktop"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b35"