diff --git a/pom.xml b/pom.xml
index 601acfd..8bbf85e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -67,7 +67,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>20.0</version>
+            <version>1.4.2.RELEASE</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/org.jsoup/jsoup -->
@@ -86,7 +86,7 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.5</version>
+            <version>2.14.0</version>
         </dependency>
 
         <dependency>