diff --git a/Doxyfile b/Doxyfile
index 2829150..cf2c103 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -38,7 +38,7 @@ PROJECT_NAME           = rs232
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 1.2.0
+PROJECT_NUMBER         = 1.3.0
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/README.md b/README.md
index b654d80..5f45c01 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 RS232
 =====
 
-A C C++ library for using rs232 protocole over Linux and Windows.
+A C++ library for using rs232 protocole over Linux and Windows.
 This project was originally a fork of [kranfix/rs232](https://github.com/kranfix/rs232).
 All of the C cupport was dropped and huge code changes were made to make this a proper C++ library.
 
diff --git a/include/rs232.hpp b/include/rs232.hpp
index a9c240d..3654160 100644
--- a/include/rs232.hpp
+++ b/include/rs232.hpp
@@ -33,6 +33,10 @@
     #include <windows.h>
 #endif
 
+#ifndef RS232_EXPORT_MACRO
+    #define RS232_EXPORT_MACRO
+#endif
+
 namespace sakurajin {
 
     #ifdef RS232_UNIX
@@ -74,7 +78,7 @@ namespace sakurajin {
         };
     #endif
 
-    class RS232{
+    class RS232_EXPORT_MACRO RS232{
     private:
         /**
          * @brief The name of the connected port.
diff --git a/meson.build b/meson.build
index 0e282e7..c97e581 100644
--- a/meson.build
+++ b/meson.build
@@ -6,7 +6,7 @@ project(
         'cpp_std=c++17',
         'c_std=c17',
     ],
-    version : '1.2.0',
+    version : '1.3.0',
     meson_version : '>= 0.55'
 
 )
@@ -15,6 +15,15 @@ project(
 cc = meson.get_compiler('c')
 cxx = meson.get_compiler('cpp')
 
+# define the correct export macro on windows
+if target_machine.system() == 'windows'
+    if get_option('buildtype') != 'static'
+        add_project_arguments('-DRS232_EXPORT_MACRO=__declspec(dllexport)', language: 'cpp')
+    else
+        add_project_arguments('-DRS232_EXPORT_MACRO=__declspec(dllimport)', language: 'cpp')
+    endif
+endif
+
 # All the headers required to compile the lib on unix systems
 unix_c_headers = [
     'termios.h',