diff --git a/include/osdetection b/include/osdetection
index 117f045f..6bc47fcd 100644
--- a/include/osdetection
+++ b/include/osdetection
@@ -132,7 +132,7 @@
                         "arch")
                             LINUX_VERSION="Arch Linux"
                             OS_FULLNAME="Arch Linux"
-                            OS_VERSION="Unknown"
+                            OS_VERSION="Rolling release"
                         ;;
                         "coreos")
                             LINUX_VERSION="CoreOS"