diff --git a/OSBindings/Mac/Clock SignalTests/CPCShakerTests.mm b/OSBindings/Mac/Clock SignalTests/CPCShakerTests.mm
index 7530e75cf..8da32bbbd 100644
--- a/OSBindings/Mac/Clock SignalTests/CPCShakerTests.mm	
+++ b/OSBindings/Mac/Clock SignalTests/CPCShakerTests.mm	
@@ -13,6 +13,9 @@
 
 #include "CSL.hpp"
 
+//
+// Runs a local capture of the test cases found at https://shaker.logonsystem.eu
+//
 @interface CPCShakerTests : XCTestCase
 @end