diff --git a/crates/polars-plan/Cargo.toml b/crates/polars-plan/Cargo.toml
index ebdae1d33b4a..79422dd644a1 100644
--- a/crates/polars-plan/Cargo.toml
+++ b/crates/polars-plan/Cargo.toml
@@ -180,7 +180,7 @@ month_end = ["polars-time/month_end"]
 offset_by = ["polars-time/offset_by"]
 
 bigidx = ["polars-core/bigidx"]
-polars_cloud = []
+polars_cloud = ["serde", "ciborium"]
 
 panic_on_schema = []