diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index b3b2a7a6f..b19b6631c 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="8:7.1.1.41+dmo-1"
-export PIKA_PACKAGE_NAME="imagemagick-dmo"
+export PIKA_PACKAGE_VERSION="3:25.1.0-3"
+export PIKA_PACKAGE_NAME="horizon"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"