diff --git a/build.gradle b/build.gradle
index 44e8cb6..23070d9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -63,7 +63,7 @@ dependencies {
 	implementation 'junit:junit:4.9'
 	implementation 'org.slf4j:slf4j-api:1.7.7'
 	implementation 'ch.qos.logback:logback-classic:1.1.2'
-	implementation 'commons-io:commons-io:2.4'
+	implementation 'commons-io:commons-io:2.21.0'
 	implementation "com.fasterxml.jackson.core:jackson-databind:2.9.9"
 	implementation 'org.apache.commons:commons-lang3:3.1'
 	implementation 'com.google.guava:guava:18.0'