diff --git a/metl-assemble/gradle.properties b/metl-assemble/gradle.properties
index 21b0064e5..36c92264a 100644
--- a/metl-assemble/gradle.properties
+++ b/metl-assemble/gradle.properties
@@ -28,7 +28,7 @@ commonsNetVersion=3.5
 httpComponentsVersion=4.3.2
 jaxenVersion=1.1.4
 jacksonVersion=2.10.5
-javaMailVersion=1.5.6
+javaMailVersion=1.6.2
 jdomVersion=2.0.5
 jt400Version=8.4
 symmetricVersion=3.11.13