diff --git a/.idea/libraries/org_asynchttpclient_async_http_client_2_0_18.xml b/.idea/libraries/org_asynchttpclient_async_http_client_2_0_18.xml
index cf272fb5..c995c40d 100644
--- a/.idea/libraries/org_asynchttpclient_async_http_client_2_0_18.xml
+++ b/.idea/libraries/org_asynchttpclient_async_http_client_2_0_18.xml
@@ -5,10 +5,6 @@
       <root url="jar://$PROJECT_DIR$/imports/async-http-client-2.0.18.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/async-http-client-netty-utils-2.0.18.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/slf4j-api-1.7.21.jar!/" />
-      <root url="jar://$PROJECT_DIR$/imports/netty-transport-native-epoll-4.0.42.Final-linux-x86_64.jar!/" />
-      <root url="jar://$PROJECT_DIR$/imports/netty-resolver-dns-2.0.18.jar!/" />
-      <root url="jar://$PROJECT_DIR$/imports/netty-resolver-2.0.18.jar!/" />
-      <root url="jar://$PROJECT_DIR$/imports/netty-codec-dns-2.0.18.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/reactive-streams-1.0.0.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/netty-reactive-streams-1.0.8.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/javassist-3.20.0-GA.jar!/" />
@@ -17,7 +13,6 @@
       <root url="jar://$PROJECT_DIR$/imports/netty-codec-http-4.1.6.Final.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/netty-common-4.1.6.Final.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/netty-handler-4.1.6.Final.jar!/" />
-      <root url="jar://$PROJECT_DIR$/imports/netty-resolver-dns-2.0.19.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/netty-transport-4.1.6.Final.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/netty-transport-native-epoll-4.1.6.Final.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/axis.jar!/" />
@@ -27,6 +22,9 @@
       <root url="jar://$PROJECT_DIR$/imports/java-mail-1.4.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/wsdl4j-1.5.1.jar!/" />
       <root url="jar://$PROJECT_DIR$/imports/radioreference-14.jar!/" />
+      <root url="jar://$PROJECT_DIR$/imports/netty-codec-dns-4.1.6.Final.jar!/" />
+      <root url="jar://$PROJECT_DIR$/imports/netty-resolver-4.1.6.Final.jar!/" />
+      <root url="jar://$PROJECT_DIR$/imports/netty-resolver-dns-4.1.6.Final.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES />
diff --git a/imports/netty-codec-dns-2.0.18.jar b/imports/netty-codec-dns-2.0.18.jar
deleted file mode 100644
index dbdaad75..00000000
Binary files a/imports/netty-codec-dns-2.0.18.jar and /dev/null differ
diff --git a/imports/netty-resolver-2.0.18.jar b/imports/netty-resolver-2.0.18.jar
deleted file mode 100644
index ea0f8e98..00000000
Binary files a/imports/netty-resolver-2.0.18.jar and /dev/null differ
diff --git a/imports/netty-resolver-dns-2.0.19.jar b/imports/netty-resolver-dns-2.0.19.jar
deleted file mode 100644
index 50a6b702..00000000
Binary files a/imports/netty-resolver-dns-2.0.19.jar and /dev/null differ
diff --git a/imports/netty-transport-native-epoll-4.0.42.Final-linux-x86_64.jar b/imports/netty-transport-native-epoll-4.0.42.Final-linux-x86_64.jar
deleted file mode 100644
index fcfd09e4..00000000
Binary files a/imports/netty-transport-native-epoll-4.0.42.Final-linux-x86_64.jar and /dev/null differ