diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 44489e0..093b739 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
         uses: ramsey/composer-install@v3
 
       - name: Run Psalm
-        run: vendor/bin/psalm --show-info=false --find-unused-psalm-suppress --no-progress
+        run: vendor/bin/psalm.phar --show-info=false --find-unused-psalm-suppress --no-progress
 
   phpunit:
     name: PHPUnit
diff --git a/composer.json b/composer.json
index d610968..5153bd8 100644
--- a/composer.json
+++ b/composer.json
@@ -11,9 +11,9 @@
     "nikic/php-parser": "^4.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "^8.5 || ^9.0",
+    "phpunit/phpunit": "^9.3",
     "php-coveralls/php-coveralls": "^2.2",
-    "vimeo/psalm": "5.21.1"
+    "psalm/phar": "5.21.1"
   },
   "autoload": {
     "psr-4": {