diff --git a/scrutiny/projects/management/commands/scrutinise.py b/scrutiny/projects/management/commands/scrutinise.py
index 4097170..5ee3c21 100644
--- a/scrutiny/projects/management/commands/scrutinise.py
+++ b/scrutiny/projects/management/commands/scrutinise.py
@@ -39,7 +39,11 @@ class Command(BaseCommand):
                     module.save()
 
                 seen_modules.add(module)
-                version, created = Version.objects.get_or_create(module=module, version=version_string)
+                try:
+                    version, created = Version.objects.get_or_create(module=module, version=version_string)
+                except Version.MultipleObjectsReturned:
+                    # a race condition occured earlier, gently ignore
+                    version = Version.objects.filter(module=module, version=version_string).first()
 
                 try:
                     installed_version = InstalledVersion.objects.get(service=service, version=version)