diff --git a/scanpipe/pipes/purldb.py b/scanpipe/pipes/purldb.py
index d99c89a77..8434e3536 100644
--- a/scanpipe/pipes/purldb.py
+++ b/scanpipe/pipes/purldb.py
@@ -320,9 +320,9 @@ def get_unique_unresolved_purls(project):
                 vers = range_class.from_native(extracted_requirement)
             except (InvalidVersionRange, InvalidVersion) as exception:
                 if exception is InvalidVersionRange:
-                    description = "Invalid VersionRange"
+                    description = "Version range is invalid or unsupported"
                 else:
-                    description = "Invalid exctracted requirement"
+                    description = "Extracted requirement is not a valid version"
                 details = {
                     "purl": purl,
                     "extracted_requirement": extracted_requirement,
diff --git a/scanpipe/tests/pipes/test_purldb.py b/scanpipe/tests/pipes/test_purldb.py
index 9aa917666..5a68afa53 100644
--- a/scanpipe/tests/pipes/test_purldb.py
+++ b/scanpipe/tests/pipes/test_purldb.py
@@ -87,7 +87,9 @@ def test_scanpipe_pipes_purldb_get_unique_unresolved_purls_error(self):
 
         self.assertEqual(set(), result)
         error_message = self.project1.projectmessages.all()[0]
-        self.assertEqual("Invalid exctracted requirement", error_message.description)
+        self.assertEqual(
+            "Extracted requirement is not a valid version", error_message.description
+        )
 
     @mock.patch("scanpipe.pipes.purldb.request_post")
     @mock.patch("scanpipe.pipes.purldb.is_available")