diff --git a/lib/categories.js b/lib/categories.js
index 4e55918..1fb6ad2 100644
--- a/lib/categories.js
+++ b/lib/categories.js
@@ -193,6 +193,7 @@ const setLevelForCategory = (category, level) => {
     debug('setLevelForCategory: no config found for category, '
       + `found ${sourceCategoryConfig} for parents of ${category}`);
     categoryConfig = { appenders: sourceCategoryConfig.appenders };
+    categoryConfig.enableCallStack = sourceCategoryConfig.enableCallStack;
   }
   categoryConfig.level = level;
   categories.set(category, categoryConfig);