diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 957fe9871..de7e40661 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.5.0-1"
-export PIKA_PACKAGE_NAME="isync"
+export PIKA_PACKAGE_VERSION="1.30.0-9"
+export PIKA_PACKAGE_NAME="gnustep-base"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"