diff --git a/pika-build-config/v3.sh b/pika-build-config/v3.sh
index d318bd37d..678d23db9 100644
--- a/pika-build-config/v3.sh
+++ b/pika-build-config/v3.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.0.2-5"
-export PIKA_PACKAGE_NAME="haskell-optional-args"
+export PIKA_PACKAGE_VERSION="0.1.0.5-2"
+export PIKA_PACKAGE_NAME="haskell-splitmix"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b1"