diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 73f571f07..8c2264e34 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1:4.0-dmo1"
-export PIKA_PACKAGE_NAME="x265-dmo"
+export PIKA_PACKAGE_VERSION="0.6.6+nmu1"
+export PIKA_PACKAGE_NAME="dh-dlang"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"