diff --git a/crates/egui_demo_app/Cargo.toml b/crates/egui_demo_app/Cargo.toml
index 28966720..8aab70d8 100644
--- a/crates/egui_demo_app/Cargo.toml
+++ b/crates/egui_demo_app/Cargo.toml
@@ -29,7 +29,7 @@ wgpu = ["eframe/wgpu", "bytemuck"]
 
 
 [dependencies]
-chrono = { version = "0.4", features = ["js-sys", "wasmbind"] }
+chrono = { version = "0.4", default-features = false, features = ["js-sys", "wasmbind"] }
 eframe = { version = "0.21.0", path = "../eframe", default-features = false }
 egui = { version = "0.21.0", path = "../egui", features = [
   "extra_debug_asserts",
diff --git a/crates/egui_extras/Cargo.toml b/crates/egui_extras/Cargo.toml
index f2cb4b1e..6ffc1d1f 100644
--- a/crates/egui_extras/Cargo.toml
+++ b/crates/egui_extras/Cargo.toml
@@ -44,7 +44,7 @@ serde = { version = "1", features = ["derive"] }
 #! ### Optional dependencies
 
 # Date operations needed for datepicker widget
-chrono = { version = "0.4", optional = true }
+chrono = { version = "0.4", optional = true, default-features = false, feature = ["js-sys", "wasmbind"]}
 
 ## Enable this when generating docs.
 document-features = { version = "0.2", optional = true }