diff --git a/extra/mason/platform/platform-tests.factor b/extra/mason/platform/platform-tests.factor
new file mode 100644
index 0000000000..8a5c00f943
--- /dev/null
+++ b/extra/mason/platform/platform-tests.factor
@@ -0,0 +1,4 @@
+USING: tools.test strings mason.platform ;
+IN: mason.platform.tests
+
+[ t ] [ platform string? ] unit-test