diff --git a/ports/cmake/src/CMakeLists.txt b/ports/cmake/src/CMakeLists.txt
index c7ba36f..7147174 100644
--- a/ports/cmake/src/CMakeLists.txt
+++ b/ports/cmake/src/CMakeLists.txt
@@ -372,7 +372,7 @@ if(BUILD_LIBOUT123)
 endif()
 add_subdirectory("libsyn123")
 
-if(UNIX)
+if(0)
     add_subdirectory("tests")
 
     if(BUILD_LIBOUT123)