diff --git a/check_requirements.sh b/check_requirements.sh
index 8a4914c..65daa23 100644
--- a/check_requirements.sh
+++ b/check_requirements.sh
@@ -42,15 +42,15 @@ pip freeze > $newreqs
 newreqsdiff="requirements.txt.diff"
 vecho "Creating $newreqsdiff"
 diff -udN requirements.txt $newreqs > $newreqsdiff || true
-outdated="outdated.txt"
+outdated="requirements_outdated.txt"
 vecho "Creating $outdated"
 pip list --outdated > $outdated
 pip install -q pipdeptree
-deptree="deptree.txt"
+deptree="requirements_deptree.txt"
 vecho "Creating $deptree"
 pipdeptree > $deptree
 pip install -q safety
-safety="safety_check.txt"
+safety="requirements_safety_check.txt"
 vecho "Running safety check (output also to $safety)"
 safety check | tee $safety
 echo