diff --git a/Cargo.toml b/Cargo.toml
index 86ff6c4..f32957c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -50,7 +50,7 @@ serde = { version = "1.0", default-features = false, optional = true, features =
 # The original packed_simd package was orphaned, see
 # https://github.com/rust-lang/packed_simd/issues/303#issuecomment-701361161
 packed_simd = { version = "0.3.4", package = "packed_simd_2", features = ["into_bits"], optional = true }
-zeroize = { version = "=1.3.0", default-features = false }
+zeroize = { version = ">=1, <1.4", default-features = false }
 fiat-crypto = { version = "0.1.6", optional = true}
 
 [features]
diff --git a/README.md b/README.md
index 2600cce..acad0f9 100644
--- a/README.md
+++ b/README.md
@@ -177,7 +177,7 @@ that primitive.
 Please see [CONTRIBUTING.md][contributing].
 
 Patches and pull requests should be make against the `develop`
-branch, **not** `master`.
+branch, **not** `main`.
 
 # About