diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 5e32e4424..c250bd624 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.8.1-0.1"
-export PIKA_PACKAGE_NAME="libunwind"
+export PIKA_PACKAGE_VERSION="4:6.2.90-2"
+export PIKA_PACKAGE_NAME="plasma-workspace"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"