diff --git a/27-01-2021-grepString/grepHttp.sh b/27-01-2021-grepString/grepHttp.sh
index f22efab..318a2d8 100644
--- a/27-01-2021-grepString/grepHttp.sh
+++ b/27-01-2021-grepString/grepHttp.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 out=`find . -name '*.java' -exec grep 'http://' /dev/null {} +`
 echo "${out}"
-if [[ "$(grep 'java' out)" ]]; then
+if [[ "$(grep 'java' ${out})" ]]; then
     echo "HTTP protocol found"
 else
     echo "HTTP protocol not found"