diff --git a/Cargo.toml b/Cargo.toml
index fe72ee21..f6ff2b03 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -50,6 +50,7 @@ optional = true
 
 [dependencies.core-error]
 version = "0.0.0"
+default_features = false
 features = ["alloc"]
 optional = true