diff --git a/Cargo.toml b/Cargo.toml
index 782f611..13a8c4f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,7 +24,7 @@ std = []
 
 [dependencies]
 serde = { version = "1.0.60", optional = true, default-features = false, features = ["alloc"] }
-portable-atomic = { version = "1.6.0", default-features = false,features = ["unsafe-assume-single-core"] }
+portable-atomic = { version = "1.6.0", default-features = false }
 
 [dev-dependencies]
 serde_test = "1.0"