diff --git a/pika-build-config/v3.sh b/pika-build-config/v3.sh
index df0d7e94f..38c094700 100644
--- a/pika-build-config/v3.sh
+++ b/pika-build-config/v3.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.4+dfsg1-1"
-export PIKA_PACKAGE_NAME="lazarus"
+export PIKA_PACKAGE_VERSION="3.12.6-1"
+export PIKA_PACKAGE_NAME="python3-defaults"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b1"