diff --git a/CMakeLists.txt b/CMakeLists.txt
index 90abc0e..d23ae7f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -205,7 +205,6 @@ target_compile_definitions(${BTCPP_LIBRARY} PUBLIC BTCPP_LIBRARY_VERSION="${CMAK
 target_compile_features(${BTCPP_LIBRARY} PUBLIC cxx_std_17)
 
 if(MSVC)
-    target_compile_options(${BTCPP_LIBRARY} PRIVATE "/source-charset:utf-8")
 else()
     if(ENABLE_DEBUG)
         target_compile_options(${BTCPP_LIBRARY} PRIVATE -Wall -Wextra -g3 -ggdb3 -O0 -fno-omit-frame-pointer)