diff --git a/components/compositing/Cargo.toml b/components/compositing/Cargo.toml
index 8f8130ccc00..67fd9f3e9af 100644
--- a/components/compositing/Cargo.toml
+++ b/components/compositing/Cargo.toml
@@ -14,6 +14,7 @@ path = "lib.rs"
 [features]
 default = []
 gl = ["gleam", "pixels"]
+multiview = []
 
 [dependencies]
 canvas = { path = "../canvas" }
diff --git a/components/constellation/Cargo.toml b/components/constellation/Cargo.toml
index ebb2030336d..f630a176862 100644
--- a/components/constellation/Cargo.toml
+++ b/components/constellation/Cargo.toml
@@ -10,6 +10,10 @@ publish = false
 name = "constellation"
 path = "lib.rs"
 
+[features]
+default = []
+multiview = []
+
 [dependencies]
 background_hang_monitor = { path = "../background_hang_monitor" }
 backtrace = { workspace = true }