diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index c2ffc03a0..c2a734b94 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.5.1-6"
-export PIKA_PACKAGE_NAME="python-pecan"
+export PIKA_PACKAGE_VERSION="7.1.0-1"
+export PIKA_PACKAGE_NAME="zope.interface"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"