diff --git a/build.gradle b/build.gradle
index e2c968f1c..5a285e6ce 100644
--- a/build.gradle
+++ b/build.gradle
@@ -117,7 +117,7 @@ allprojects  {
             dependency 'com.github.librepdf:openpdf:1.3.26'
             dependency 'org.mnode.ical4j:ical4j:3.0.29'
             dependency 'org.quartz-scheduler:quartz:2.3.2'
-            dependency 'com.amazonaws:aws-java-sdk-s3:1.12.19'
+            dependency 'com.amazonaws:aws-java-sdk-s3:1.12.40'
             dependency 'org.ehcache:ehcache:3.9.4'
             dependency 'com.github.spullara.mustache.java:compiler:0.9.10'
             dependency 'com.jayway.jsonpath:json-path:2.6.0'