diff --git a/pyproject.toml b/pyproject.toml
index f6007d01..5743eff1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,7 +57,7 @@ tooling = [ # in local development these are provided globally
 ]
 tests = ["rmi-dispatch[dev,tooling]"]
 viz = [
-    "plotly>5.10,<6.2",
+    "plotly>5.10,<6.3",
     "kaleido>0.2,<1.0.1",
 ]