diff --git a/Cargo.lock b/Cargo.lock
index 0b739b15c..faefbe30a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -238,9 +238,9 @@ dependencies = [
 
 [[package]]
 name = "crypto-bigint"
-version = "0.3.0-pre.1"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d174cafe51590ef0e0a6e540b9ffc8b35a1ff47fb3adda3ab272bcc9f5bfc86c"
+checksum = "476ecdba12db8402a1664482de8c37fff7dc96241258bd0de1f0d70e760a45fd"
 dependencies = [
  "generic-array",
  "subtle",
diff --git a/der/Cargo.toml b/der/Cargo.toml
index b80622d12..96e55bc59 100644
--- a/der/Cargo.toml
+++ b/der/Cargo.toml
@@ -17,7 +17,7 @@ rust-version = "1.56"
 
 [dependencies]
 const-oid = { version = "=0.7.0-pre", optional = true, path = "../const-oid" }
-crypto-bigint = { version = "=0.3.0-pre.1", optional = true, default-features = false, features = ["generic-array"] }
+crypto-bigint = { version = "0.3", optional = true, default-features = false, features = ["generic-array"] }
 der_derive = { version = "=0.5.0-pre.1", optional = true, path = "derive" }
 pem-rfc7468 = { version = "=0.3.0-pre", optional = true, path = "../pem-rfc7468" }
 time = { version = "0.3", optional = true, default-features = false }