diff --git a/CMakeLists.txt b/CMakeLists.txt
index 39e57cd..278dcd9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,6 +2,8 @@ cmake_minimum_required(VERSION 3.10)
 
 project(nasal VERSION 10.1)
 
+message("CMAKE_HOST_SYSTEM_NAME: ${CMAKE_HOST_SYSTEM_NAME}")
+
 # -std=c++14 -Wshadow -Wall
 set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED True)
@@ -24,12 +26,20 @@ add_library(nasock SHARED ${CMAKE_SOURCE_DIR}/module/nasocket.cpp)
 target_include_directories(nasock PRIVATE ${CMAKE_SOURCE_DIR})
 
 add_executable(nasal main.cpp)
-target_link_libraries(nasal dl)
+
+if(CMAKE_HOST_SYSTEM_NAME MATCHES "Windows")
+    message("Ignore linking dl lib")
+else()
+    target_link_libraries(nasal dl)
+endif()
+
 target_include_directories(nasal PRIVATE ${CMAKE_SOURCE_DIR})
 
-add_custom_command(
-    TARGET nasal POST_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy
-            ${CMAKE_SOURCE_DIR}/build/nasal
-            ${CMAKE_SOURCE_DIR}/nasal
-)
\ No newline at end of file
+if(NOT CMAKE_HOST_SYSTEM_NAME MATCHES "Windows")
+    add_custom_command(
+        TARGET nasal POST_BUILD
+        COMMAND ${CMAKE_COMMAND} -E copy
+                ${CMAKE_SOURCE_DIR}/build/nasal
+                ${CMAKE_SOURCE_DIR}/nasal
+    )
+endif()
\ No newline at end of file
diff --git a/nasal_builtin.h b/nasal_builtin.h
index f8653da..cb492fd 100644
--- a/nasal_builtin.h
+++ b/nasal_builtin.h
@@ -8,6 +8,9 @@
 #include <dirent.h>
 #else
 #pragma warning (disable:4566) // i know i'm using utf-8, fuck you
+#pragma warning (disable:4244)
+#pragma warning (disable:4267)
+#pragma warning (disable:4996)
 #define _CRT_SECURE_NO_DEPRECATE 1
 #define _CRT_NONSTDC_NO_DEPRECATE 1
 #include <io.h>
diff --git a/nasal_codegen.h b/nasal_codegen.h
index f503b90..ddae5b5 100644
--- a/nasal_codegen.h
+++ b/nasal_codegen.h
@@ -9,6 +9,11 @@
 #include <stack>
 #include <unordered_map>
 
+#ifdef _MSC_VER
+#pragma warning (disable:4244)
+#pragma warning (disable:4267)
+#endif
+
 class codegen {
 private:
     u16 fileindex;
diff --git a/nasal_gc.h b/nasal_gc.h
index fe51d8b..271405a 100644
--- a/nasal_gc.h
+++ b/nasal_gc.h
@@ -1,4 +1,9 @@
 #pragma once
+#ifdef _MSC_VER
+#pragma warning (disable:4244)
+#pragma warning (disable:4267)
+#pragma warning (disable:4102)
+#endif
 
 #ifndef _MSC_VER
 #include <unistd.h>
diff --git a/nasal_lexer.h b/nasal_lexer.h
index 27813ed..b6cae34 100644
--- a/nasal_lexer.h
+++ b/nasal_lexer.h
@@ -1,4 +1,9 @@
 #pragma once
+#ifdef _MSC_VER
+#pragma warning (disable:4244)
+#pragma warning (disable:4267)
+#pragma warning (disable:4102)
+#endif
 
 #include <cstring>
 #include <sstream>
diff --git a/nasal_vm.h b/nasal_vm.h
index a90a862..04de83c 100644
--- a/nasal_vm.h
+++ b/nasal_vm.h
@@ -7,6 +7,12 @@
 #include "nasal_gc.h"
 #include "nasal_codegen.h"
 
+#ifdef _MSC_VER
+#pragma warning (disable:4244)
+#pragma warning (disable:4267)
+#pragma warning (disable:4102)
+#endif
+
 class vm {
 protected: