diff --git a/wpimath/CMakeLists.txt b/wpimath/CMakeLists.txt
index d8a9a294359..a22ffc0b83e 100644
--- a/wpimath/CMakeLists.txt
+++ b/wpimath/CMakeLists.txt
@@ -161,7 +161,7 @@ target_compile_definitions(wpimath PRIVATE WPILIB_EXPORTS)
 
 target_compile_features(wpimath PUBLIC cxx_std_20)
 if(MSVC)
-    target_compile_options(wpimath PUBLIC /bigobj)
+    target_compile_options(wpimath PUBLIC /utf-8 /bigobj)
 endif()
 wpilib_target_warnings(wpimath)
 target_link_libraries(wpimath wpiutil)