diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index ec0eace3d..768749f77 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="4.15+dfsg-1"
-export PIKA_PACKAGE_NAME="freefem++"
+export PIKA_PACKAGE_VERSION="1.1.17-1"
+export PIKA_PACKAGE_NAME="atomes"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b3"