diff --git a/.githooks/post-checkout b/.githooks/post-checkout
index ed8d9bc..f4c4a7e 100755
--- a/.githooks/post-checkout
+++ b/.githooks/post-checkout
@@ -8,7 +8,7 @@ readonly update_log_file="/opt/app/tools/atbupdate/update_log.csv"
 
 if [ -f $ch_file ]; then
     readonly repo=$(basename $(git rev-parse --show-toplevel))   
-    readonly branch=$(git log --graph --all --decorate $2 | head -n 1 | sed -E -e 's/(.*?)(\(.*\))/\2/g')
+    readonly branch=$(git log --graph --all --decorate $2 | head -n 1 | sed -E -e 's/(.*?)\((.*)\)/\2/g' | sed -E -e s/[[:space:]]//g)
     line="$repo:$branch"
     echo "line=$line"
     if ! grep -Eq "$line" $ch_file; then