diff --git a/composer.json b/composer.json
index 821753e..86b020f 100644
--- a/composer.json
+++ b/composer.json
@@ -1,5 +1,5 @@
 {
     "require-dev": {
-        "phpunit/phpunit": "^10"
+        "phpunit/phpunit": "^10 || ^11"
     }
 }
diff --git a/composer.lock b/composer.lock
index bb4abee..2aac145 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "657b85759b97fae05fc2983bd4abadf7",
+    "content-hash": "b5929c6527a3bd1c7ba566870a62c536",
     "packages": [],
     "packages-dev": [
         {
diff --git a/foo/composer.json b/foo/composer.json
index 759759a..86b020f 100644
--- a/foo/composer.json
+++ b/foo/composer.json
@@ -1,5 +1,5 @@
 {
     "require-dev": {
-        "phpunit/phpunit": "^11"
+        "phpunit/phpunit": "^10 || ^11"
     }
 }
diff --git a/foo/composer.lock b/foo/composer.lock
index 39267ee..2bcbac9 100644
--- a/foo/composer.lock
+++ b/foo/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "ea5d5493712a97cb62ed8f2393a8b1bd",
+    "content-hash": "b5929c6527a3bd1c7ba566870a62c536",
     "packages": [],
     "packages-dev": [
         {