diff --git a/appengine/mailjet/pom.xml b/appengine/mailjet/pom.xml
index 0e4d5e2e0cc..06bec4e634b 100644
--- a/appengine/mailjet/pom.xml
+++ b/appengine/mailjet/pom.xml
@@ -26,7 +26,7 @@
     <relativePath>..</relativePath>
   </parent>
   <properties>
-    <mailjet.version>4.1.0</mailjet.version>
+    <mailjet.version>4.1.1</mailjet.version>
   </properties>
   <dependencies>
     <dependency>
diff --git a/compute/mailjet/pom.xml b/compute/mailjet/pom.xml
index 834d49fe217..a388e1a5e9c 100644
--- a/compute/mailjet/pom.xml
+++ b/compute/mailjet/pom.xml
@@ -28,7 +28,7 @@
   </parent>
 
   <properties>
-    <mailjet.version>4.1.0</mailjet.version>
+    <mailjet.version>4.1.1</mailjet.version>
   </properties>
 
   <dependencies>
diff --git a/flexible/mailjet/pom.xml b/flexible/mailjet/pom.xml
index d3f5dc55ec7..03f51b73a22 100644
--- a/flexible/mailjet/pom.xml
+++ b/flexible/mailjet/pom.xml
@@ -36,7 +36,7 @@
     <appengine.maven.plugin>1.3.1</appengine.maven.plugin>
     <jetty>9.4.4.v20170414</jetty>
 
-    <mailjet-version>4.1.0</mailjet-version>
+    <mailjet-version>4.1.1</mailjet-version>
   </properties>
 
   <dependencies>