diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 38a6efa5c..a564d7051 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="8:7.1.1.39-dmo3"
-export PIKA_PACKAGE_NAME="imagemagick-dmo"
+export PIKA_PACKAGE_VERSION="2.3.5+dfsg2-7"
+export PIKA_PACKAGE_NAME="esys-particle"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"