diff --git a/check-doc.sh b/scripts/check-doc.sh
similarity index 98%
rename from check-doc.sh
rename to scripts/check-doc.sh
index 7997153..23dfd22 100755
--- a/check-doc.sh
+++ b/scripts/check-doc.sh
@@ -2,6 +2,8 @@
 # author: deadc0de6 (https://github.com/deadc0de6)
 # Copyright (c) 2022, deadc0de6
 
+set -e
+
 ## test doc external links
 find . -type f -iname '*.md' | while read -r line; do
   ./scripts/check_links.py "${line}"
diff --git a/check-syntax.sh b/scripts/check-syntax.sh
similarity index 100%
rename from check-syntax.sh
rename to scripts/check-syntax.sh
diff --git a/check-tests-ng.sh b/scripts/check-tests-ng.sh
similarity index 100%
rename from check-tests-ng.sh
rename to scripts/check-tests-ng.sh
diff --git a/check-unittests.sh b/scripts/check-unittests.sh
similarity index 100%
rename from check-unittests.sh
rename to scripts/check-unittests.sh
diff --git a/tests.sh b/tests.sh
index 45766a9..cdfeaf8 100755
--- a/tests.sh
+++ b/tests.sh
@@ -27,19 +27,19 @@ echo "current version ${dotdrop_version}"
 
 # test syntax
 echo "checking syntax..."
-"${cur}"/check-syntax.sh
+"${cur}"/scripts/check-syntax.sh
 
 # test doc
 echo "checking documentation..."
-"${cur}"/check-doc.sh
+"${cur}"/scripts/check-doc.sh
 
 # unittest
 echo "unittest..."
-"${cur}"/check-unittests.sh
+"${cur}"/scripts/check-unittests.sh
 
 # tests-ng
 echo "tests-ng..."
-"${cur}"/check-tests-ng.sh
+"${cur}"/scripts/check-tests-ng.sh
 
 ## done
 echo "All tests finished successfully"