diff --git a/.mvn/extensions.xml b/.mvn/extensions.xml
index 193661811..7e6b13b4b 100644
--- a/.mvn/extensions.xml
+++ b/.mvn/extensions.xml
@@ -3,7 +3,7 @@
   <extension>
     <groupId>io.takari.maven</groupId>
     <artifactId>takari-smart-builder</artifactId>
-    <version>0.6.4</version>
+    <version>0.6.6</version>
   </extension>
   <extension>
     <groupId>io.takari.aether</groupId>