diff --git a/pom.xml b/pom.xml
index 675cfe8..050d512 100644
--- a/pom.xml
+++ b/pom.xml
@@ -105,7 +105,7 @@
         <dependency>
             <groupId>com.squareup.okio</groupId>
             <artifactId>okio</artifactId>
-            <version>2.10.0</version>
+            <version>3.4.0</version>
         </dependency>
         <dependency>
             <groupId>org.bitcoinj</groupId>