diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index b1dbd297a..500bb0cb5 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.8.8-1"
-export PIKA_PACKAGE_NAME="ginac"
+export PIKA_PACKAGE_VERSION="3.78"
+export PIKA_PACKAGE_NAME="tasksel"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"