diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 267a174ce..c90a53fa5 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,6 +1,6 @@
-export PIKA_PACKAGE_VERSION="4.14.9+ds-1.1"
-export PIKA_PACKAGE_NAME="telegram-desktop"
+export PIKA_PACKAGE_VERSION="5.15.15-2"
+export PIKA_PACKAGE_NAME="qttools-opensource-src"
 export PIKA_PACKAGE_PATCH=false
-export PIKA_REBUILD=false
+export PIKA_REBUILD=true
 export PIKA_REBUILD_VERSION="b35"
 export PIKA_BUILD_ATTEMPT="35"
\ No newline at end of file