diff --git a/storage-proofs-porep/Cargo.toml b/storage-proofs-porep/Cargo.toml
index 0f5f6b67d..83bb930df 100644
--- a/storage-proofs-porep/Cargo.toml
+++ b/storage-proofs-porep/Cargo.toml
@@ -19,7 +19,6 @@ merkletree = "0.21.0"
 mapr = "0.8.0"
 num-bigint = "0.2"
 num-traits = "0.2"
-sha2 = { version = "0.9.1", features = ["compress"] }
 rayon = "1.0.0"
 serde = { version = "1.0", features = ["derive"]}
 serde_json = "1.0"
@@ -41,6 +40,11 @@ libc = "0.2"
 fdlimit = "0.2.0"
 fr32 = { path = "../fr32", default-features = false }
 
+[target."cfg(target_arch = \"aarch64\")".dependencies]
+sha2 = { version = "0.9.3", features = ["compress", "asm"] }
+[target."cfg(not(target_arch = \"aarch64\"))".dependencies]
+sha2 = { version = "0.9.3", features = ["compress"] }
+
 [dev-dependencies]
 tempfile = "3"
 rand_xorshift = "0.2.0"