diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index a1a4e6940..360ac2589 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="5.3.1.2-1"
-export PIKA_PACKAGE_NAME="haskell-lambdabot-haskell-plugins"
+export PIKA_PACKAGE_VERSION="0.004001-1"
+export PIKA_PACKAGE_NAME="libdata-show-perl"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"