diff --git a/README.md b/README.md
index d3f6b995ddb14e24d726af022258edf5d1cd9db6..40d2f781cb54dd1d4b3a6ae136a98034e71bdd8f 100644
--- a/README.md
+++ b/README.md
@@ -34,11 +34,17 @@ Install
 
 ```
 git clone https://github.com/shigeodayo/ARDroneForP5.git
-wget http://ftp.tsukuba.wide.ad.jp/software/apache//commons/net/binaries/commons-net-3.6-bin.tar.gz
+mkdir tmp
+cd tmp
+wget http://ftp.jaist.ac.jp/pub/apache/commons/net/binaries/commons-net-3.6-bin.tar.gz
 tar -xzvf commons-net-3.6-bin.tar.gz
-wget http://www.dcm4che.org/maven2/xuggle/xuggle-xuggler/5.4/xuggle-xuggler-5.4.jar
+cp ./commons-net-3.6/commons-net-3.6.jar ../ARDroneForP5/lib/
+wget http://www.dcm4che.org/maven2/xuggle/xuggle-xuggler/5.4/xuggle-xuggler-5.4.jar --no-check-certificate
+cp ./xuggle-xuggler-5.4.jar ../ARDroneForP5/lib/
 wget https://www.slf4j.org/dist/slf4j-1.7.25.tar.gz --no-check-certificate
 tar -xzvf slf4j-1.7.25.tar.gz
+cp ./slf4j-1.7.25/slf4j-api-1.7.25.jar ../ARDroneForP5/lib/
+cp ./slf4j-1.7.25/slf4j-jdk14-1.7.25.jar ../ARDroneForP5/lib/
 ```
 
 Build ... Generate ARDroneForP5.jar