diff --git a/pyproject.toml b/pyproject.toml
index 37dd140..a871df8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,7 +9,7 @@ license = { text = "MIT" }
 classifiers = ["Programming Language :: Python :: 3"]
 dependencies = [
     "google-cloud-storage~=2.13.0",
-    "ga4gh.vrs[extras] @ git+https://github.com/ga4gh/vrs-python@2.1.3",
+    "ga4gh.vrs[extras]~=2.3.1",
     "gunicorn==22.0.0",
     "flask~=3.0.3",
     "requests~=2.0",
@@ -38,5 +38,9 @@ include = ["clinvar_gk_pilot*"]
 # "clinvar_ingest" = ["*.json", ".*.env"]
 # "clinvar_ingest.cloud.bigquery.bq_json_schemas" = ["*.json"]
 
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
 [tool.isort]
 profile = "black"