diff --git a/packages/env-options/README.md b/packages/env-options/README.md
index 1dc361eb95..a6cb7aa739 100644
--- a/packages/env-options/README.md
+++ b/packages/env-options/README.md
@@ -74,3 +74,8 @@ if (capturedEnvironmentOptionNames.length > 0) {
   );
 }
 ```
+
+# Note of test migration
+
+To reduce cyclic dependencies, the tests of this module have been moved to
+@endo/ses-ava. Doing `yarn test` here currently does nothing.
diff --git a/packages/env-options/package.json b/packages/env-options/package.json
index bdf56e4921..bc2168b9e8 100644
--- a/packages/env-options/package.json
+++ b/packages/env-options/package.json
@@ -32,11 +32,9 @@
     "lint:types": "tsc",
     "build:types": "tsc --build tsconfig.build.json",
     "clean:types": "git clean -f '*.d.ts*'",
-    "test": "ava"
+    "test": "exit 0"
   },
   "devDependencies": {
-    "@endo/init": "^1.0.0",
-    "@endo/ses-ava": "^1.0.0",
     "ava": "^5.3.0",
     "babel-eslint": "^10.0.3",
     "eslint": "^8.46.0",
diff --git a/packages/env-options/test/prepare-test-env-ava.js b/packages/env-options/test/prepare-test-env-ava.js
deleted file mode 100644
index f5ed7c0c84..0000000000
--- a/packages/env-options/test/prepare-test-env-ava.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// eslint-disable-next-line import/no-extraneous-dependencies
-import '@endo/init/debug.js';
-
-// eslint-disable-next-line import/no-extraneous-dependencies
-import { wrapTest } from '@endo/ses-ava';
-import rawTest from 'ava';
-
-/** @type {typeof rawTest} */
-export const test = wrapTest(rawTest);
diff --git a/packages/lockdown/package.json b/packages/lockdown/package.json
index a851b5e46a..6e2c92ca08 100644
--- a/packages/lockdown/package.json
+++ b/packages/lockdown/package.json
@@ -12,9 +12,6 @@
     "lint-fix": "eslint --fix '**/*.js'",
     "lint": "eslint '**/*.js'"
   },
-  "devDependencies": {
-    "ava": "^5.1.1"
-  },
   "dependencies": {
     "ses": "^1.0.0"
   },
diff --git a/packages/ses-ava/package.json b/packages/ses-ava/package.json
index 08c6659507..0c56e90839 100644
--- a/packages/ses-ava/package.json
+++ b/packages/ses-ava/package.json
@@ -38,6 +38,8 @@
     "ses": "^1.0.0"
   },
   "devDependencies": {
+    "@endo/env-options": "^1.0.0",
+    "@endo/lockdown": "^1.0.0",
     "ava": "^5.3.0",
     "babel-eslint": "^10.0.3",
     "c8": "^7.14.0",
diff --git a/packages/ses-ava/test/prepare-test-env-ava.js b/packages/ses-ava/test/prepare-test-env-ava.js
new file mode 100644
index 0000000000..e83f4928c7
--- /dev/null
+++ b/packages/ses-ava/test/prepare-test-env-ava.js
@@ -0,0 +1,7 @@
+import '@endo/lockdown/commit-debug.js';
+
+import rawTest from 'ava';
+import { wrapTest } from '../src/ses-ava-test.js';
+
+/** @type {typeof rawTest} */
+export const test = wrapTest(rawTest);
diff --git a/packages/env-options/test/test-env-options.js b/packages/ses-ava/test/test-env-options.js
similarity index 94%
rename from packages/env-options/test/test-env-options.js
rename to packages/ses-ava/test/test-env-options.js
index 923ada74ab..fa2ba3d357 100644
--- a/packages/env-options/test/test-env-options.js
+++ b/packages/ses-ava/test/test-env-options.js
@@ -1,5 +1,5 @@
 import { test } from './prepare-test-env-ava.js';
-import { makeEnvironmentCaptor } from '../src/env-options.js';
+import { makeEnvironmentCaptor } from '@endo/env-options';
 
 test('test env options empty env', async t => {
   const c1 = new Compartment();
diff --git a/yarn.lock b/yarn.lock
index fabcf2b672..786e6436d5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -743,6 +743,41 @@
   resolved "https://registry.yarnpkg.com/@bcoe/v8-coverage/-/v8-coverage-0.2.3.tgz#75a2e8b51cb758a7553d6804a5932d7aace75c39"
   integrity sha512-0hYQ8SB4Db5zvZB4axdMHGwEaQjkZzFjQiN9LVYvIFB2nSUHW9tYpxWriPrWDASIxiaXax83REcLxuSdnGPZtw==
 
+"@endo/env-options@^0.1.4":
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/@endo/env-options/-/env-options-0.1.4.tgz#e516bc3864f00b154944e444fb8996a9a0c23a45"
+  integrity sha512-Ol8ct0aW8VK1ZaqntnUJfrYT59P6Xn36XPbHzkqQhsYkpudKDn5ILYEwGmSO/Ff+XJjv/pReNI0lhOyyrDa9mg==
+
+"@endo/eventual-send@^0.17.6":
+  version "0.17.6"
+  resolved "https://registry.yarnpkg.com/@endo/eventual-send/-/eventual-send-0.17.6.tgz#86719e4e3ff76991c49f6680309dc77dff65fe55"
+  integrity sha512-73cKY2uiWdzMJn7i284NJyD3K0UKjpksBg/EA2GT8YJa0TgeBczFQIm81vC08itK5gHuDDH2vC5COSGR6hxKIg==
+  dependencies:
+    "@endo/env-options" "^0.1.4"
+
+"@endo/far@^0.2.3":
+  version "0.2.22"
+  resolved "https://registry.yarnpkg.com/@endo/far/-/far-0.2.22.tgz#fda187289a903ee3f9d6dcc5664ee7fef1994b1f"
+  integrity sha512-LFOicqyHslKOSk/H5EfGOcw347ftDSwYHARPasnrG4UJOEkcU1ZG5bN/BmfONtcidB776gWZKrV/tNl4WLIlyw==
+  dependencies:
+    "@endo/eventual-send" "^0.17.6"
+    "@endo/pass-style" "^0.1.7"
+
+"@endo/pass-style@^0.1.7":
+  version "0.1.7"
+  resolved "https://registry.yarnpkg.com/@endo/pass-style/-/pass-style-0.1.7.tgz#ea22568e8b86fb2d1a14a5fc042374cc0d8e310b"
+  integrity sha512-dlB62Ptjcy/+iachy7qzAdgIwaU60rE+XLummLRpE2tDSJF2jSFJlVwa/QuGw1KKO7Rt4vog/51sKev3EbJZQg==
+  dependencies:
+    "@endo/promise-kit" "^0.2.60"
+    "@fast-check/ava" "^1.1.5"
+
+"@endo/promise-kit@^0.2.60":
+  version "0.2.60"
+  resolved "https://registry.yarnpkg.com/@endo/promise-kit/-/promise-kit-0.2.60.tgz#8012ada06970c7eaf965cd856563b34a1790e163"
+  integrity sha512-6Zp9BqBbc3ywaG+iLRrQRmO/VLKrMnvsbgOKKPMpjEC3sUlksYA09uaH3GrKZgoGChF8m9bXK8eFW39z7wJNUw==
+  dependencies:
+    ses "^0.18.8"
+
 "@es-joy/jsdoccomment@~0.39.4":
   version "0.39.4"
   resolved "https://registry.yarnpkg.com/@es-joy/jsdoccomment/-/jsdoccomment-0.39.4.tgz#6b8a62e9b3077027837728818d3c4389a898b392"
@@ -10960,6 +10995,13 @@ serve-static@^1.12.4:
     parseurl "~1.3.3"
     send "0.18.0"
 
+ses@^0.18.8:
+  version "0.18.8"
+  resolved "https://registry.yarnpkg.com/ses/-/ses-0.18.8.tgz#88036511ac3b3c07e4d82dd8cfc6e5f3788205b6"
+  integrity sha512-kOH1AhJc6gWDXKURKeU1w7iFUdImAegAljVvBg5EUBgNqjH4bxcEsGVUadVEPtA2PVRMyQp1fiSMDwEZkQNj1g==
+  dependencies:
+    "@endo/env-options" "^0.1.4"
+
 set-blocking@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"