diff --git a/pom.xml b/pom.xml
index 15a29644f..b023c65cf 100644
--- a/pom.xml
+++ b/pom.xml
@@ -67,7 +67,7 @@
     <dependency>
       <groupId>org.jenkins-ci.plugins</groupId>
       <artifactId>mailer</artifactId>
-      <version>1.13</version>
+      <version>391.ve4a_38c1b_cf4b_</version>
     </dependency>
     <dependency>
       <groupId>org.jenkins-ci.plugins.workflow</groupId>