diff --git a/app/build.gradle b/app/build.gradle
index e0cd8e73..5f20c3b6 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -32,7 +32,7 @@ android {
 }
 
 dependencies {
-    compile 'com.simplemobiletools:commons:2.20.1'
+    compile 'com.simplemobiletools:commons:2.21.4'
     compile 'com.bignerdranch.android:recyclerview-multiselect:0.2'
     compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
 }