diff --git a/ableos/.cargo/config.toml b/ableos/.cargo/config.toml
index 917f998b..cc0f2e33 100644
--- a/ableos/.cargo/config.toml
+++ b/ableos/.cargo/config.toml
@@ -7,7 +7,7 @@ build-std = ["core", "compiler_builtins", "alloc"]
 build-std-features = ["compiler-builtins-mem"]
 
 [target.'cfg(target_arch = "x86_64")']
-rustflags = ["-C", "target-feature=+rdrnd"]
+rustflags = ["-C", "target-feature=+rdrand"]
 runner = "bootimage runner"
 
 [target.riscv64gc-unknown-none-elf]