diff --git a/README.md b/README.md
index efeb224..2a21c2a 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,9 @@
 # libds - Data Structures
 
-Why? I've written a rbtree and used in two project (I duplicated it). 
-I need to maintain same source in two project, 
+Why? I've written a rbtree and used in two project (I duplicated it).
+I need to maintain same source in two project,
 I mean that if I fix a bug in one project then I need to copy-paste to another, it is hard to maintain.
-Currently I need another data structures e.g. hashtable, octree... 
+Currently I need another data structures e.g. hashtable, octree...
 now it is better to separate common data structures as external library
 
 I think `ds` namespace is very good choice, we can use it like this:
@@ -19,8 +19,36 @@ I think `ds` namespace is very good choice, we can use it like this:
 - [ ] octree
 - [ ] quadtree
 
-# Build 
+# Build
 todo
 
 # License
 MIT. check the LICENSE file
+
+## Build
+
+### Unix (Autotools)
+
+```text
+$ sh ./build-deps.sh # run only once (dependencies)
+$
+$ sh autogen.sh
+$ ./configure
+$ make
+$ make install
+$ [sudo] make install
+```
+
+### Windows (MSBuild)
+Windows related build files, project files are located in `win` folder,
+make sure you are inside `libds/win` folder.
+Code Analysis are enabled, it may take awhile to build
+
+```Powershell
+$ cd win
+$ .\build.bat
+```
+if `msbuild` won't work (because of multi version VS) then try to build with `devenv`:
+```Powershell
+$ devenv libds.sln /Build Release
+```
diff --git a/win/libds.vcxproj.filters b/win/libds.vcxproj.filters
index 2cd0b89..5d7484d 100644
--- a/win/libds.vcxproj.filters
+++ b/win/libds.vcxproj.filters
@@ -21,9 +21,6 @@
     </Filter>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="..\include\ds\rs.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
     <ClInclude Include="..\include\ds\rb.h">
       <Filter>include\ds</Filter>
     </ClInclude>