diff --git a/moto/glue/models.py b/moto/glue/models.py
index 9f7e7657d..09b7d60ed 100644
--- a/moto/glue/models.py
+++ b/moto/glue/models.py
@@ -37,7 +37,7 @@ class GlueBackend(BaseBackend):
 
     def get_tables(self, database_name):
         database = self.get_database(database_name)
-        return [table for table_name, table in database.tables.iteritems()]
+        return [table for table_name, table in database.tables.items()]
 
 
 class FakeDatabase(BaseModel):