diff --git a/test.sh b/test.sh
index d4c91cb..1c2753a 100755
--- a/test.sh
+++ b/test.sh
@@ -17,8 +17,9 @@ if [ "`git log --pretty=%H ...refs/heads/master^ | head -n 1`" != "`git ls-remot
 fi
 
 
-TEST='hello'
+string='hello'
 
-ADISP="$(tr '[:lower:]' '[:upper:]' << ${TEST:0:1})${TEST:1}"
+string=${string,,}
+string=${string~}
 
-echo "HERE: ${ADISP}"
\ No newline at end of file
+echo "HERE: ${string}"
\ No newline at end of file