diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index d53ec2d9f..514455aec 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2024.1.4+ds1-4"
-export PIKA_PACKAGE_NAME="pyvkfft-cuda"
+export PIKA_PACKAGE_VERSION="3.1.0-1"
+export PIKA_PACKAGE_NAME="pysolfc"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"