diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 744bb9d4..7e79cb94 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -118,6 +118,7 @@ object Dependencies {
       ExclusionRule("com.sun.xml.bind", "jaxb-impl"),
       ExclusionRule("com.sun.xml.bind", "jaxb-core"),
       ExclusionRule("javax.xml.bind", "jaxb-api"),
+      ExclusionRule("javax.activation"),
       ExclusionRule("de.jollyday", "jollyday"),
       ExclusionRule("com.apple", "AppleJavaExtensions"),
       ExclusionRule("org.glassfish", "javax.json")