diff --git a/bitbake/lib/bb/cooker.py b/bitbake/lib/bb/cooker.py
index 44aa11e531..fb86446d47 100644
--- a/bitbake/lib/bb/cooker.py
+++ b/bitbake/lib/bb/cooker.py
@@ -2020,7 +2020,7 @@ class CookerParser(object):
             else:
                 self.fromcache.append((filename, appends))
         self.toparse = self.total - len(self.fromcache)
-        self.progress_chunk = max(self.toparse / 100, 1)
+        self.progress_chunk = int(max(self.toparse / 100, 1))
 
         self.num_processes = min(int(self.cfgdata.getVar("BB_NUMBER_PARSE_THREADS", True) or
                                  multiprocessing.cpu_count()), len(self.willparse))