diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index ae69fec3f..39c3c2ee6 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.17.1-11"
-export PIKA_PACKAGE_NAME="pd-ext13"
+export PIKA_PACKAGE_VERSION="1.2.3-4"
+export PIKA_PACKAGE_NAME="mathcomp-algebra-tactics"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"