diff --git a/meta/lib/oe/package_manager/__init__.py b/meta/lib/oe/package_manager/__init__.py
index d3b2317894..1d923c436e 100644
--- a/meta/lib/oe/package_manager/__init__.py
+++ b/meta/lib/oe/package_manager/__init__.py
@@ -365,7 +365,7 @@ class PackageManager(object, metaclass=ABCMeta):
                 for complementary_linguas in (self.d.getVar('IMAGE_LINGUAS_COMPLEMENTARY') or "").split():
                     globs += (" " + complementary_linguas) % lang
 
-        if globs is None:
+        if not globs:
             return
 
         # we need to write the list of installed packages to a file because the