diff --git a/get-updated-manifest-from-git.sh b/get-updated-manifest-from-git.sh
index 310bed3..60832b1 100755
--- a/get-updated-manifest-from-git.sh
+++ b/get-updated-manifest-from-git.sh
@@ -12,11 +12,9 @@ function show_usage {
 
 function main {
 
-  cd $SRC_DIR
+  cd "$SRC_DIR"
 
-  git status 2>&1 1>/dev/null
-
-  if [ $? != 0 ]; then
+  if [ ! -d '.git' ]; then
     fatal "The directory $SRC_DIR seems not to be a valid Git repository."
   fi
 
@@ -30,7 +28,7 @@ function main {
   repo_name=$(basename `git rev-parse --show-toplevel`)
   current_commit=$(git log -n 1 --pretty=format:"%h")
   logs=$(git log --pretty=format:"%an - %h : %s" | sed 's/"/\\"/g')
-  git_maintainer=$(git shortlog -s -n -e 2>&1 | sed 's/^\s*[0-9]*\s*//g' | head -n 1)
+  git_maintainer=$(git shortlog -s -n -e 2>&1 < /dev/tty | sed 's/^\s*[0-9]*\s*//g' | head -n 1)
 
   # Get current version from manifest
   current_name=$(echo "$MANIFEST" | jq -r ".name"  | sed 's/null//')
@@ -62,7 +60,6 @@ function main {
 
 }
 
-
 # Load util lib
 DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
 source "$DIR/lib/util.sh"