diff --git a/example.config.json b/example.config.json
index 7252658..c8b762c 100644
--- a/example.config.json
+++ b/example.config.json
@@ -5,5 +5,6 @@
     "file": "training-matrix.txt",
     "prefix": "!",
     "frequency": "25",
-    "size": "5000"
+    "size": "5000",
+    "retrain": "10000"
 }