diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 1f706dc91..5464a2c94 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.6-15"
-export PIKA_PACKAGE_NAME="libapache2-mod-rpaf"
+export PIKA_PACKAGE_VERSION="20231118.git07e7ff5-1"
+export PIKA_PACKAGE_NAME="cl-unicode"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"