1 files changed, 2 insertions, 2 deletions

diff --git a/bitbake/lib/bb/data.py b/bitbake/lib/bb/data.py
index 19066c9adc..9f7e4be4c8 100644
--- a/bitbake/lib/bb/data.py
+++ b/bitbake/lib/bb/data.py
@@ -542,8 +542,8 @@ def update_data(d):
 
 
 def inherits_class(klass, d):
-    val = getVar('__inherit_cache', d) or ""
-    if os.path.join('classes', '%s.bbclass' % klass) in val.split():
+    val = getVar('__inherit_cache', d) or []
+    if os.path.join('classes', '%s.bbclass' % klass) in val:
         return True
     return False