diff --git a/test/ssl/CMakeLists.txt b/test/ssl/CMakeLists.txt
index 251c737c..c37ab66a 100644
--- a/test/ssl/CMakeLists.txt
+++ b/test/ssl/CMakeLists.txt
@@ -5,5 +5,7 @@ include(findcoredeps)
 add_executable(proto proto.cpp)
 add_core_dependencies(proto)
 
-# We have a number of private fields that depend on compile flags for manual testing
-target_compile_options(proto PRIVATE -Wno-unused-private-field)
\ No newline at end of file
+if (!WIN32)
+    # We have a number of private fields that depend on compile flags for manual testing
+    target_compile_options(proto PRIVATE -Wno-unused-private-field)
+endif ()