diff --git a/build.gradle b/build.gradle
index 2281713..5ece991 100644
--- a/build.gradle
+++ b/build.gradle
@@ -46,7 +46,7 @@ dependencies {
 
 	testImplementation localGroovy()
 	testImplementation gradleTestKit()
-	testImplementation 'commons-io:commons-io:2.6'
+	testImplementation 'commons-io:commons-io:2.7'
 	testImplementation 'com.google.jimfs:jimfs:1.1'      // In-Memory Filesystem
 	testImplementation 'org.spockframework:spock-core:1.3-groovy-2.5', {
 		exclude group: 'org.codehaus.groovy'