diff --git a/install/variables/system.py b/install/variables/system.py
index dd5a974..b54aaf8 100644
--- a/install/variables/system.py
+++ b/install/variables/system.py
@@ -766,6 +766,6 @@ class VariableOsAudioDefault(Variable):
         """
         Audio setting up unavailable for flash installation
         """
-        if self.Get('os_install_root_type') != 'flash':
+        if self.Get('os_install_root_type') == 'flash':
             return _("Audio configuration unavailable for Flash install")
         return ""