diff --git a/pika-build-config/amd64.sh b/pika-build-config/amd64.sh
index 0d5aadcef..fa061e5b0 100644
--- a/pika-build-config/amd64.sh
+++ b/pika-build-config/amd64.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.8.6-1"
-export PIKA_PACKAGE_NAME="r-cran-processx"
+export PIKA_PACKAGE_VERSION="3.8.0-1"
+export PIKA_PACKAGE_NAME="v-sim"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b2"