diff --git a/deno.lock b/deno.lock
index 306fb4f9c..cd0f29291 100644
--- a/deno.lock
+++ b/deno.lock
@@ -34,6 +34,7 @@
     "npm:@hpke/dhkem-x25519@^1.3.0": "1.3.1",
     "npm:@hpke/dhkem-x448@^1.3.0": "1.3.1",
     "npm:@noble/ciphers@0.5.3": "0.5.3",
+    "npm:@noble/ciphers@1": "1.0.0",
     "npm:@noble/ciphers@~0.5.3": "0.5.3",
     "npm:@noble/curves@1.4.2": "1.4.2",
     "npm:@noble/curves@^1.4.2": "1.4.2",
@@ -175,7 +176,7 @@
       "integrity": "sha512-kX8D5y04o+SxGJSJMA4r3+YtxOSHir7QxRFuANCVB4hr7Dm7oVwce9iVUQJtOPRSc4mddFlRFq4SQyy2mI4KQA==",
       "dependencies": [
         "@hpke/core",
-        "@noble/ciphers"
+        "@noble/ciphers@0.5.3"
       ]
     },
     "@hpke/core@1.3.1": {
@@ -200,6 +201,9 @@
     "@noble/ciphers@0.5.3": {
       "integrity": "sha512-B0+6IIHiqEs3BPMT0hcRmHvEj2QHOLu+uwt+tqDDeVd0oyVzh7BPrDcPjRnV1PV/5LaknXJJQvOuRGR0zQJz+w=="
     },
+    "@noble/ciphers@1.0.0": {
+      "integrity": "sha512-wH5EHOmLi0rEazphPbecAzmjd12I6/Yv/SiHdkA9LSycsQk7RuuTp7am5/o62qYr0RScE7Pc9icXGBbsr6cesA=="
+    },
     "@noble/curves@1.4.2": {
       "integrity": "sha512-TavHr8qycMChk8UwMld0ZDRvatedkzWfH8IiaeGCfymOP5i0hSCozz9vHOL0nkwk7HRMlFnAiKpS2jrUmSybcw==",
       "dependencies": [
@@ -317,7 +321,7 @@
     "members": {
       "packages/chacha20poly1305": {
         "dependencies": [
-          "npm:@noble/ciphers@~0.5.3"
+          "npm:@noble/ciphers@1"
         ]
       },
       "packages/chacha20poly1305/samples/deno": {
diff --git a/import_map.json b/import_map.json
index 5687c7954..0ca1e9b61 100644
--- a/import_map.json
+++ b/import_map.json
@@ -1,7 +1,7 @@
 {
   "imports": {
     "@dajiaji/mlkem": "npm:mlkem@^2.2.0",
-    "@noble/ciphers/chacha": "npm:@noble/ciphers@^0.5.3/chacha",
+    "@noble/ciphers/chacha": "npm:@noble/ciphers@^1.0.0/chacha",
     "@noble/curves/ed25519": "npm:@noble/curves@^1.6.0/ed25519",
     "@noble/curves/ed448": "npm:@noble/curves@^1.6.0/ed448",
     "@noble/curves/secp256k1": "npm:@noble/curves@^1.6.0/secp256k1",
diff --git a/npm/import_map.json b/npm/import_map.json
index 93549d37b..dc6a2511b 100644
--- a/npm/import_map.json
+++ b/npm/import_map.json
@@ -7,7 +7,7 @@
     "@hpke/core": "npm:@hpke/core@^1.4.3",
     "@hpke/dhkem-x25519": "npm:@hpke/dhkem-x25519@^1.4.3",
     "@hpke/dhkem-x448": "npm:@hpke/dhkem-x448@^1.4.3",
-    "@noble/ciphers/chacha": "npm:@noble/ciphers@^0.5.3/chacha",
+    "@noble/ciphers/chacha": "npm:@noble/ciphers@^1.0.0/chacha",
     "@noble/curves/ed25519": "npm:@noble/curves@^1.6.0/ed25519",
     "@noble/curves/ed448": "npm:@noble/curves@^1.6.0/ed448",
     "@noble/curves/secp256k1": "npm:@noble/curves@^1.6.0/secp256k1",
diff --git a/npm/package-lock.json b/npm/package-lock.json
index 71889dc73..2d040fb18 100644
--- a/npm/package-lock.json
+++ b/npm/package-lock.json
@@ -763,10 +763,13 @@
       }
     },
     "node_modules/@noble/ciphers": {
-      "version": "0.5.3",
-      "resolved": "https://registry.npmjs.org/@noble/ciphers/-/ciphers-0.5.3.tgz",
-      "integrity": "sha512-B0+6IIHiqEs3BPMT0hcRmHvEj2QHOLu+uwt+tqDDeVd0oyVzh7BPrDcPjRnV1PV/5LaknXJJQvOuRGR0zQJz+w==",
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/@noble/ciphers/-/ciphers-1.0.0.tgz",
+      "integrity": "sha512-wH5EHOmLi0rEazphPbecAzmjd12I6/Yv/SiHdkA9LSycsQk7RuuTp7am5/o62qYr0RScE7Pc9icXGBbsr6cesA==",
       "license": "MIT",
+      "engines": {
+        "node": "^14.21.3 || >=16"
+      },
       "funding": {
         "url": "https://paulmillr.com/funding/"
       }
@@ -3548,7 +3551,7 @@
       "license": "MIT",
       "dependencies": {
         "@hpke/common": "^1.4.3",
-        "@noble/ciphers": "^0.5.3"
+        "@noble/ciphers": "^1.0.0"
       },
       "devDependencies": {
         "@deno/shim-deno": "~0.18.0",
diff --git a/packages/chacha20poly1305/deno.json b/packages/chacha20poly1305/deno.json
index f3a7d4cd8..33e1b419c 100644
--- a/packages/chacha20poly1305/deno.json
+++ b/packages/chacha20poly1305/deno.json
@@ -3,7 +3,7 @@
   "version": "1.5.0",
   "exports": "./mod.ts",
   "imports": {
-    "@noble/ciphers": "npm:@noble/ciphers@^0.5.3"
+    "@noble/ciphers": "npm:@noble/ciphers@^1.0.0"
   },
   "publish": {
     "exclude": [