diff --git a/Cargo.lock b/Cargo.lock
index 2bde6aedd..27d5f005f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1245,9 +1245,9 @@ dependencies = [
 
 [[package]]
 name = "zeroize"
-version = "1.6.0"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a0956f1ba7c7909bfb66c2e9e4124ab6f6482560f6628b5aaeba39207c9aad9"
+checksum = "525b4ec142c6b68a2d10f01f7bbf6755599ca3f81ea53b8431b7dd348f5fdb2d"
 dependencies = [
  "zeroize_derive",
 ]
diff --git a/cipher/Cargo.toml b/cipher/Cargo.toml
index 60e9426f0..1fb08c1e3 100644
--- a/cipher/Cargo.toml
+++ b/cipher/Cargo.toml
@@ -18,7 +18,7 @@ inout = "=0.2.0-pre"
 
 # optional dependencies
 blobby = { version = "0.3", optional = true }
-zeroize = { version = "1.6", optional = true, default-features = false }
+zeroize = { version = "1.7", optional = true, default-features = false }
 
 [features]
 alloc = []
diff --git a/elliptic-curve/Cargo.toml b/elliptic-curve/Cargo.toml
index 924ca39c8..becaab7a8 100644
--- a/elliptic-curve/Cargo.toml
+++ b/elliptic-curve/Cargo.toml
@@ -21,7 +21,7 @@ crypto-bigint = { version = "0.5", default-features = false, features = ["rand_c
 generic-array = { version = "0.14.6", default-features = false, features = ["zeroize"] }
 rand_core = { version = "0.6.4", default-features = false }
 subtle = { version = "2", default-features = false }
-zeroize = { version = "1.5", default-features = false }
+zeroize = { version = "1.7", default-features = false }
 
 # optional dependencies
 base64ct = { version = "1", optional = true, default-features = false, features = ["alloc"] }
diff --git a/kem/Cargo.toml b/kem/Cargo.toml
index 78a074619..5b8dece78 100644
--- a/kem/Cargo.toml
+++ b/kem/Cargo.toml
@@ -15,7 +15,7 @@ rust-version  = "1.60"
 [dependencies]
 rand_core = "0.6"
 generic-array = "0.14"
-zeroize = { version = "1.6", default-features = false }
+zeroize = { version = "1.7", default-features = false }
 
 [dev-dependencies]
 hpke = "0.10"