diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 56b0ed8a8..ffa4a6f3f 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.112.0-4"
-export PIKA_PACKAGE_NAME="ruby-excon"
+export PIKA_PACKAGE_VERSION="6.1.0+git.20250131.1370f52-1"
+export PIKA_PACKAGE_NAME="unicorn"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"