diff --git a/library/src/test/resources/junit-platform.properties b/library/src/test/resources/junit-platform.properties
new file mode 100644
index 00000000..5b493c2f
--- /dev/null
+++ b/library/src/test/resources/junit-platform.properties
@@ -0,0 +1,2 @@
+# ClassOrderer$OrderAnnotation sorts classes based on their @Order annotation
+junit.jupiter.testclass.order.default=org.junit.jupiter.api.ClassOrderer$OrderAnnotation
diff --git a/validator/src/test/resources/junit-platform.properties b/validator/src/test/resources/junit-platform.properties
new file mode 100644
index 00000000..5b493c2f
--- /dev/null
+++ b/validator/src/test/resources/junit-platform.properties
@@ -0,0 +1,2 @@
+# ClassOrderer$OrderAnnotation sorts classes based on their @Order annotation
+junit.jupiter.testclass.order.default=org.junit.jupiter.api.ClassOrderer$OrderAnnotation