diff --git a/src/cli.cr b/src/cli.cr
index 6763a1d..b15e8be 100644
--- a/src/cli.cr
+++ b/src/cli.cr
@@ -101,7 +101,7 @@ module GX
         raise Models::InvalidFilesystemError.new("Invalid filesystem") if filesystem.nil?
 
         mount_or_umount(filesystem)
-        auto_open(filesystem) if @config.auto_open
+        auto_open(filesystem) if filesystem.mounted? && @config.auto_open
       end
     end