diff --git a/build.gradle b/build.gradle
index 21b47ca..c08174e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -38,7 +38,7 @@ subprojects {
         compile 'com.typesafe:config:1.3.1'
         compile "com.google.inject:guice:4.1.0"
         // logging
-        compile group: 'org.slf4j', name: 'slf4j-api', version: '1.7.25'
+        compile group: 'org.slf4j', name: 'slf4j-api', version: '1.7.36'
 
         compile "ch.qos.logback:logback-classic:1.2.3"
         compile "com.amazonaws:aws-java-sdk-ec2:1.11.389"