diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index cef6746fc..d6389959d 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.6.1-5"
-export PIKA_PACKAGE_NAME="python-pyproj"
+export PIKA_PACKAGE_VERSION="7.2.15-1"
+export PIKA_PACKAGE_NAME="python-tksheet"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"