diff --git a/pika-build-config/amd64.sh b/pika-build-config/amd64.sh
index 4f7a66c75..82471431d 100644
--- a/pika-build-config/amd64.sh
+++ b/pika-build-config/amd64.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1"
-export PIKA_PACKAGE_NAME="gcc-15-cross-ports"
+export PIKA_PACKAGE_VERSION="3.12.8-1"
+export PIKA_PACKAGE_NAME="python3-defaults"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b2"