diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2c1ef01..16f0dc1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -53,7 +53,7 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang"
 elseif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
   set(warning_options -Wall -Wpedantic -Wextra)
 elseif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
-  set(warning_options /WX /W4 /wd4503 /wd4512)
+  set(warning_options /W4 /wd4503 /wd4512)
 endif()
 
 enable_testing()