diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 00410cbe8..790338298 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.4-4"
-export PIKA_PACKAGE_NAME="lsp-treemacs"
+export PIKA_PACKAGE_VERSION="2.6.4+dfsg-1"
+export PIKA_PACKAGE_NAME="vienna-rna"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"