diff --git a/ci_config.json b/ci_config.json
index 8ef616fe8..18c6717be 100644
--- a/ci_config.json
+++ b/ci_config.json
@@ -736,6 +736,11 @@
     ],
     "skip_tests": true
   },
+  "monocypher": {
+    "build_on": {
+      "windows": false
+    }
+  },
   "mpdecimal": {
     "build_options": [
       "mpdecimal:examples=true",
diff --git a/releases.json b/releases.json
index d23f7ef28..6554e49f0 100644
--- a/releases.json
+++ b/releases.json
@@ -2424,6 +2424,14 @@
       "1.0-2"
     ]
   },
+  "monocypher": {
+    "dependency_names": [
+      "monocypher"
+    ],
+    "versions": [
+      "4.0.2-1"
+    ]
+  },
   "mpdecimal": {
     "dependency_names": [
       "mpdec",
diff --git a/subprojects/monocypher.wrap b/subprojects/monocypher.wrap
new file mode 100644
index 000000000..0c7dc4c7d
--- /dev/null
+++ b/subprojects/monocypher.wrap
@@ -0,0 +1,9 @@
+[wrap-file]
+source_url = https://github.com/LoupVaillant/Monocypher/releases/download/4.0.2/monocypher-4.0.2.tar.gz
+directory = monocypher-4.0.2
+source_filename = monocypher-4.0.2.tar.gz
+source_hash = 38d07179738c0c90677dba3ceb7a7b8496bcfea758ba1a53e803fed30ae0879c
+patch_directory = monocypher
+
+[provide]
+monocypher = monocypher_dep
diff --git a/subprojects/packagefiles/monocypher/meson.build b/subprojects/packagefiles/monocypher/meson.build
new file mode 100644
index 000000000..4291c876e
--- /dev/null
+++ b/subprojects/packagefiles/monocypher/meson.build
@@ -0,0 +1,30 @@
+project(
+  'monocypher', 'c',
+  version: '4.0.2',
+  license: 'CC0-1.0'
+)
+
+monocypher_lib = library(
+  'monocypher', [
+    'src/monocypher.c',
+    'src/optional/monocypher-ed25519.c',
+  ],
+  include_directories: ['src', 'src/optional'],
+  install: true,
+)
+
+monocypher_dep = declare_dependency(
+  include_directories: ['src', 'src/optional'],
+  link_with: monocypher_lib,
+)
+
+monocypher_test = executable(
+  'monocypher_test', [
+    'tests/test.c',
+    'tests/utils.c',
+  ],
+  include_directories: ['tests'],
+  dependencies: monocypher_dep,
+)
+
+test('monocypher', monocypher_test)