diff --git a/compiler/rustc_codegen_ssa/src/target_features.rs b/compiler/rustc_codegen_ssa/src/target_features.rs
index 98e561b0aef63..c370ba9be5626 100644
--- a/compiler/rustc_codegen_ssa/src/target_features.rs
+++ b/compiler/rustc_codegen_ssa/src/target_features.rs
@@ -29,7 +29,6 @@ const ARM_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[
     ("aclass", Some(sym::arm_target_feature)),
     ("aes", Some(sym::arm_target_feature)),
     ("crc", Some(sym::arm_target_feature)),
-    ("crypto", Some(sym::arm_target_feature)),
     ("d32", Some(sym::arm_target_feature)),
     ("dotprod", Some(sym::arm_target_feature)),
     ("dsp", Some(sym::arm_target_feature)),