diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 87704d9a..2cc7f0ea 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -47,10 +47,10 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - run: cp "$(which composer)" composer.phar && ./composer.phar self-update --2.2 # downgrade Composer for HHVM
-      - name: Run hhvm composer.phar require react/async:^2 react/promise:^2 # downgrade Async and Promise for HHVM
+      - name: Run hhvm composer.phar require --dev react/async:^2 react/promise:^2 phpunit/phpunit:^5.7 # downgrade Async and Promise for HHVM
         uses: docker://hhvm/hhvm:3.30-lts-latest
         with:
-          args: hhvm composer.phar require react/async:^2 react/promise:^2
+          args: hhvm composer.phar require --dev react/async:^2 react/promise:^2 phpunit/phpunit:^5.7
       - name: Run hhvm vendor/bin/phpunit --exclude-group internet
         uses: docker://hhvm/hhvm:3.30-lts-latest
         with:
diff --git a/composer.json b/composer.json
index 3515e769..d50528c6 100644
--- a/composer.json
+++ b/composer.json
@@ -15,14 +15,21 @@
         "react/event-loop": "^1.4",
         "react/http": "^1.8",
         "react/promise": "^3 || ^2.10 || ^1.2",
-        "react/promise-stream": "^1.5",
+        "react/promise-stream": "^1.6",
         "react/promise-timer": "^1.9",
         "react/socket": "^1.13",
         "react/stream": "^1.3"
     },
     "require-dev": {
         "clue/stream-filter": "^1.3",
-        "phpunit/phpunit": "^9.6 || ^5.7 || ^4.8.36"
+        "phpunit/phpunit": "^9.6 || ^7.5 || ^5.7 || ^4.8.36",
+        "react/async": "^4.2@dev || ^3.2@dev || ^4 || ^3 || ^2",
+        "react/dns": "^1.12@dev",
+        "react/http": "^1.10@dev",
+        "react/promise": "^3@dev || ^2.10 || ^1.2",
+        "react/promise-stream": "^1.7@dev",
+        "react/promise-timer": "^1.10@dev",
+        "react/socket": "^1.14@dev"
     },
     "config": {
         "preferred-install": {