diff --git a/composer.lock b/composer.lock
index 3a46d45c4..9e8b0b7ca 100644
--- a/composer.lock
+++ b/composer.lock
@@ -598,13 +598,13 @@
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             "source": {
                 "type": "git",
-                "url": "https://github.com/sebastianbergmann/phpunit-mock-objects.git",
-                "reference": "5794e3c5c5ba0fb037b11d8151add2a07fa82875"
+                "url": "git://github.com/sebastianbergmann/phpunit-mock-objects.git",
+                "reference": "1.2.3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit-mock-objects/zipball/5794e3c5c5ba0fb037b11d8151add2a07fa82875",
-                "reference": "5794e3c5c5ba0fb037b11d8151add2a07fa82875",
+                "url": "https://github.com/sebastianbergmann/phpunit-mock-objects/archive/1.2.3.zip",
+                "reference": "1.2.3",
                 "shasum": ""
             },
             "require": {