diff --git a/library/stdarch/crates/core_arch/src/lib.rs b/library/stdarch/crates/core_arch/src/lib.rs
index 65d92a634dce..4e85620045b3 100644
--- a/library/stdarch/crates/core_arch/src/lib.rs
+++ b/library/stdarch/crates/core_arch/src/lib.rs
@@ -28,7 +28,6 @@
     wasm_target_feature,
     abi_unadjusted,
     rtm_target_feature,
-    f16c_target_feature,
     allow_internal_unstable,
     decl_macro,
     asm_const,