diff --git a/Tests/bootstrap.php b/Tests/bootstrap.php
index bdb7024..220d2d8 100644
--- a/Tests/bootstrap.php
+++ b/Tests/bootstrap.php
@@ -19,6 +19,7 @@
 }
 
 require $file;
+require_once __DIR__ . '/prophecy_php_7_2.php';
 
 // Load cached env vars if the .env.local.php file exists
 // Run "composer dump-env prod" to create it (requires symfony/flex >=1.2)
diff --git a/Tests/prophecy_php_7_2.php b/Tests/prophecy_php_7_2.php
new file mode 100644
index 0000000..bb3cf51
--- /dev/null
+++ b/Tests/prophecy_php_7_2.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace Prophecy\PhpUnit {  // BC bridge for PHP 7.2 where we can not install phpspec/prophecy-phpunit package
+    if (!\trait_exists(ProphecyTrait::class)) {
+        trait ProphecyTrait
+        {
+        }
+    }
+}