diff --git a/README.md b/README.md
index e69de29..fa0e642 100644
--- a/README.md
+++ b/README.md
@@ -0,0 +1,44 @@
+# vKVM Scripts
+
+install & build all subprojects with one script
+
+## Prerequisites
+
+- *nix operating system
+- package manager (either apt, pacman or homebrew)
+- git
+- a c++14 compatible compiler
+- ssh key added to your gitlab profile
+
+----
+
+## Usage
+
+
+**install**
+
+run this once in a empty directory.
+
+```sh
+git clone ssh://git@gitlab.repo.digitech.hs-emden-leer.de:2222/link/projekte/ws19/vkvm-new/installation.git
+cd installation
+./install.sh
+```
+
+**update all subprojects**
+
+```sh
+./update.sh
+```
+
+**checkout development versions**
+
+```sh
+./checkout-dev.sh
+```
+
+**build all projects**
+
+```sh
+./build.sh
+```
\ No newline at end of file
diff --git a/checkout-dev.sh b/checkout-dev.sh
index 0e72823..5953eaf 100755
--- a/checkout-dev.sh
+++ b/checkout-dev.sh
@@ -13,4 +13,4 @@ for d in */; do
 done
 
 cd installation
-./build.sh
\ No newline at end of file
+./update.sh
\ No newline at end of file
diff --git a/install.sh b/install.sh
index 736219a..7906fb7 100755
--- a/install.sh
+++ b/install.sh
@@ -19,6 +19,7 @@ install_packages() {
         cd Catch2
         cmake -Bbuild -H. -DBUILD_TESTING=OFF
         sudo cmake --build build/ --target install
+        cd ..
 
       elif [[ ${osInfo[$f]} == 'brew' ]]; then
         sudo brew install llvm clang make cmake clang-format fltk catch2