diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index a825e144e..a11281951 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="7.0.5-1"
-export PIKA_PACKAGE_NAME="transmissionrpc"
+export PIKA_PACKAGE_VERSION="6.7.2+dfsg-5"
+export PIKA_PACKAGE_NAME="qt6-declarative"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"