diff --git a/pyproject.toml b/pyproject.toml
index c27b129..12e1d6e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ readme = "README.md"
 authors = [{ name = "The NOMAD Authors" }]
 license = { file = "LICENSE" }
 dependencies = [
-    "nomad-lab>=1.2.0"
+    "nomad-lab>=1.2.0",
     "nomad-schema-plugin-run@git+https://github.com/nomad-coe/nomad-schema-plugin-run.git@develop",
 ]