diff --git a/16-01-2023-grepkeys/greptoken.sh b/16-01-2023-grepkeys/greptoken.sh
index 46367a6..5f06fe9 100644
--- a/16-01-2023-grepkeys/greptoken.sh
+++ b/16-01-2023-grepkeys/greptoken.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-out=`find . -name '*.java' -exec grep '843339462' /dev/null {} +`
+out=`find . -name '*.java' -exec grep '-843339462' /dev/null {} +`
 if [[ -n "${out}" ]]; then
     echo "token found in: "
     echo "${out}"
diff --git a/27-01-2021-grepString/grepHttp2.sh b/27-01-2021-grepString/grepHttp2.sh
index 8f41949..8f7f50c 100644
--- a/27-01-2021-grepString/grepHttp2.sh
+++ b/27-01-2021-grepString/grepHttp2.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-out=`find . -name '*.java' -exec grep '843339462' /dev/null {} +`
+out=`find . -name '*.java' -exec grep '-http://' /dev/null {} +`
 if [[ -n "${out}" ]]; then
     echo "HTTP protocol found in "
     echo "${out}"