diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 8e8efc42a..66089835b 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.3.4-4"
-export PIKA_PACKAGE_NAME="haskell-x11-xft"
+export PIKA_PACKAGE_VERSION="0.6-2"
+export PIKA_PACKAGE_NAME="haskell-monadrandom"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"