diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index f00adb04f..fe360015d 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.9.0+ds-2"
-export PIKA_PACKAGE_NAME="magma"
+export PIKA_PACKAGE_VERSION="1.22-1"
+export PIKA_PACKAGE_NAME="libscrypt"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"