diff --git a/build.gradle b/build.gradle
index 1ee9be22..5bd59f55 100644
--- a/build.gradle
+++ b/build.gradle
@@ -20,7 +20,7 @@ repositories {
 dependencies {
     compile 'org.whispersystems:signal-service-java:2.1.1fetchMessages_provisioning'
     compile 'org.bouncycastle:bcprov-jdk15on:1.54'
-    compile 'commons-io:commons-io:2.4'
+    compile 'commons-io:commons-io:2.5'
     compile 'net.sourceforge.argparse4j:argparse4j:0.7.0'
     compile 'org.freedesktop.dbus:dbus-java:2.7.0'
 }