diff --git a/CMakeLists.txt b/CMakeLists.txt
index 565687f3..624b04a0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,15 +27,15 @@ endif (MSVC)
 
 
 if (${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
-    add_custom_target(do_always ALL cp \"$<TARGET_FILE_DIR:sdrpp_core>/sdrpp_core.so\" \"$<TARGET_FILE_DIR:sdrpp>\")
+    add_custom_target(do_always ALL cp \"$<TARGET_FILE_DIR:sdrpp_core>/libsdrpp_core.so\" \"$<TARGET_FILE_DIR:sdrpp>\")
 endif ()
 
 if (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
-    add_custom_target(do_always ALL cp \"$<TARGET_FILE_DIR:sdrpp_core>/sdrpp_core.so\" \"$<TARGET_FILE_DIR:sdrpp>\")
+    add_custom_target(do_always ALL cp \"$<TARGET_FILE_DIR:sdrpp_core>/libsdrpp_core.so\" \"$<TARGET_FILE_DIR:sdrpp>\")
 endif ()
 
 if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
-    add_custom_target(do_always ALL cp \"$<TARGET_FILE_DIR:sdrpp_core>/sdrpp_core.dylib\" \"$<TARGET_FILE_DIR:sdrpp>\")
+    add_custom_target(do_always ALL cp \"$<TARGET_FILE_DIR:sdrpp_core>/libsdrpp_core.dylib\" \"$<TARGET_FILE_DIR:sdrpp>\")
 endif ()
 
 # cmake .. "-DCMAKE_TOOLCHAIN_FILE=C:/Users/Alex/vcpkg/scripts/buildsystems/vcpkg.cmake" -G "Visual Studio 15 2017 Win64"
diff --git a/prepare_root.sh b/prepare_root.sh
index bfe77fb0..25212ac1 100755
--- a/prepare_root.sh
+++ b/prepare_root.sh
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-cp build/modules/*/*.so root/modules
+cp build/*/*.so root/modules
diff --git a/readme.md b/readme.md
index 9413f663..a320a238 100644
--- a/readme.md
+++ b/readme.md
@@ -63,15 +63,14 @@ comming soon :)
 
 # Building on OSX
 ## Install requirements
-
 ```
 brew tap pothosware/homebrew-pothos
 brew install volk glew glfw fftw portaudio
 brew install soapysdr
 ```
 You can install additional soapy device support based on your hardware.
-## The build
 
+## The build
 ```
 mkdir build
 cd build
@@ -81,20 +80,26 @@ cmake --build . --config Release
 
 # Building on OpenBSD
 ## Install requirements
-
 ```
 pkg_add fftw3-float glew glfw portaudio-svn
 
 # install volk and SoapySDR manually
 ```
+
 ## The build
 ```
 mkdir build
 cd build
 cmake --clang ..
-cmake --build . --config Release
+make
+cd ..
+./prepare_root.sh
+cp -Rf root root_dev # if are in dev
+mv root/modules ./
 ```
 
+Run SDRPP with `build/sdrpp`.
+
 # Contributing
 
 Feel free to issue pull request and report bugs via the github issues.