diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 5ee62b603..99044bbaf 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.1.7"
-export PIKA_PACKAGE_NAME="dh-elpa"
+export PIKA_PACKAGE_VERSION="1:5.3.105+dfsg-1"
+export PIKA_PACKAGE_NAME="mediastreamer2"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"