diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 907141713..91ede1ef6 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1:1.24.8-dmo1"
-export PIKA_PACKAGE_NAME="gst-libav1.0-dmo"
+export PIKA_PACKAGE_VERSION="1.2.5.1-1"
+export PIKA_PACKAGE_NAME="haskell-monoid-subclasses"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"