diff --git a/Cargo.lock b/Cargo.lock
index f043d6801..6c17f44bd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -299,9 +299,9 @@ checksum = "6fe2267d4ed49bc07b63801559be28c718ea06c4738b7a03c94df7386d2cde46"
 
 [[package]]
 name = "hybrid-array"
-version = "0.2.0-rc.11"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5a41e5b0754cae5aaf7915f1df1147ba8d316fc6e019cfcc00fbaba96d5e030"
+checksum = "45a9a965bb102c1c891fb017c09a05c965186b1265a207640f323ddd009f9deb"
 dependencies = [
  "typenum",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 9caf1377c..2b3cdd403 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ subtle = { version = "2.6", default-features = false }
 
 # optional dependencies
 der = { version = "0.8.0-rc.1", optional = true, default-features = false }
-hybrid-array = { version = "0.2.0-rc.11", optional = true }
+hybrid-array = { version = "0.2", optional = true }
 num-traits = { version = "0.2.19", default-features = false }
 rand_core = { version = "0.6.4", optional = true }
 rlp = { version = "0.6", optional = true, default-features = false }