diff --git a/requirements.txt b/requirements.txt
index 90ce9e36..eccc49b4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ lxml
 virtualenv
 pyyaml
 lastversion
-fosslight_util>=1.4.47
+fosslight_util~=1.4.47
 PyGithub
 requirements-parser
 defusedxml