diff --git a/CMakeLists.txt b/CMakeLists.txt
index f40fcb8..3b9a25e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,6 +9,12 @@ endif()
 include_directories("${CMAKE_CURRENT_SOURCE_DIR}/include")
 
 set(DETOURS_LIB "${CMAKE_CURRENT_SOURCE_DIR}/lib/detours.lib")
+option(STATIC_CRT "Use static CRT" OFF)
+
+if (STATIC_CRT)
+    #add_link_options(/NODEFAULTLIB:libucrt)
+    set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
+endif()
 
 set(ENABLE_ICONV OFF CACHE BOOL "Libiconv is not needed.")
 add_subdirectory(utils)
diff --git a/lib/zlib.lib b/lib/zlib.lib
index 0b156ef..3bbe363 100644
Binary files a/lib/zlib.lib and b/lib/zlib.lib differ