diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index b6b5e4792..dbeb0bdb3 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.15.4+dfsg-2"
-export PIKA_PACKAGE_NAME="pydata-sphinx-theme"
+export PIKA_PACKAGE_VERSION="3.1.0+dfsg-1"
+export PIKA_PACKAGE_NAME="mapproxy"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"