diff --git a/aes-t-tables/src/lib.rs b/aes-t-tables/src/lib.rs
index 2811e30..fe413d8 100644
--- a/aes-t-tables/src/lib.rs
+++ b/aes-t-tables/src/lib.rs
@@ -1,5 +1,4 @@
 //#![feature(specialization)]
-#![feature(unsafe_block_in_unsafe_fn)]
 #![deny(unsafe_op_in_unsafe_fn)]
 
 use openssl::aes;
diff --git a/aes-t-tables/src/main.rs b/aes-t-tables/src/main.rs
index a689d39..748bf0d 100644
--- a/aes-t-tables/src/main.rs
+++ b/aes-t-tables/src/main.rs
@@ -1,4 +1,3 @@
-#![feature(unsafe_block_in_unsafe_fn)]
 #![deny(unsafe_op_in_unsafe_fn)]
 use aes_t_tables::{attack_t_tables_poc, AESTTableParams};
 use cache_utils::calibration::Threshold;