diff --git a/crates/nu_plugin_polars/src/dataframe/eager/summary.rs b/crates/nu_plugin_polars/src/dataframe/eager/summary.rs
index 8e5151837d..2b22d73bfb 100644
--- a/crates/nu_plugin_polars/src/dataframe/eager/summary.rs
+++ b/crates/nu_plugin_polars/src/dataframe/eager/summary.rs
@@ -38,7 +38,7 @@ impl PluginCommand for Summary {
             )
             .named(
                 "quantiles",
-                SyntaxShape::Table(vec![]),
+                SyntaxShape::List(Box::new(SyntaxShape::Float)),
                 "provide optional quantiles",
                 Some('q'),
             )