diff --git a/.bashrc b/.bashrc
index f16ee39..81296bc 100644
--- a/.bashrc
+++ b/.bashrc
@@ -27,3 +27,7 @@ git_prompt ()
 # Thy holy prompt.
 PROMPT_COMMAND='PS1="${c_user}\u${c_reset}@${c_user}\h${c_reset}:${c_path}\w${c_reset}$(git_prompt)\$ "'
 
+# change working directory to root of repo
+git-root() {
+	cd "$(git proot)"	
+}
diff --git a/README.md b/README.md
index ef542dd..261b3b3 100644
--- a/README.md
+++ b/README.md
@@ -56,3 +56,7 @@ Inny sposób prezentacji wszystkich branchy - jeszcze bardziej szczegółowy
 
     git branches
 
+Zmiana aktywnego katalogu na główny katalog repozytorium (komenda basha)
+
+    git-root
+
diff --git a/config b/config
index 578ccca..efd99b9 100644
--- a/config
+++ b/config
@@ -84,6 +84,10 @@
     # Check if any file in repo has whitespace errors
     # As described in http://peter.eisentraut.org/blog/2014/11/04/checking-whitespace-with-git/
     check-whitespace = !git diff-tree --check $(git hash-object -t tree /dev/null) HEAD
+
+    # for git-root command
+    proot = !pwd
+
 [apply]
     whitespace = nowarn
 [core]