Updating a couple of dependencies
diff --git a/pom.xml b/pom.xml
index 92b17c0..4e44683 100644
--- a/pom.xml
+++ b/pom.xml
@@ -63,9 +63,9 @@
     <maven-javadoc-plugin.version>3.0.1</maven-javadoc-plugin.version>
     <maven-jxr-plugin.version>2.5</maven-jxr-plugin.version>
     <mockito.version>2.27.0</mockito.version>
-    <netty.version>4.0.56.Final</netty.version>
+    <netty.version>4.1.42.Final</netty.version>
     <hadoop.version>3.1.1</hadoop.version>
-    <bouncycastle.version>1.62</bouncycastle.version>
+    <bouncycastle.version>1.64</bouncycastle.version>
     <jersey.container.version>2.17</jersey.container.version>
     <jersey.version>1.19.4</jersey.version>
     <commons-text.version>1.6</commons-text.version>