diff --git a/CMakeLists.txt b/CMakeLists.txt
index 50fd4c7b..3bac7bfd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -578,8 +578,7 @@ endif()
 foreach(target _PyPartMC)
   target_compile_options(${target} PRIVATE
     $<$<CXX_COMPILER_ID:MSVC>:/W4 /WX>
-    # $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wall -Wextra -Wpedantic -Werror>
-    $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-unused-parameter>
+    $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wall -Wextra -Wpedantic -Werror -Wno-unused-parameter>
   )
 endforeach()
 target_compile_definitions(_PyPartMC PRIVATE PMC_USE_SUNDIALS="1")