diff --git a/bin/lib/webmagic-core-0.3.0.jar b/bin/lib/webmagic-core-0.3.1.jar
similarity index 71%
rename from bin/lib/webmagic-core-0.3.0.jar
rename to bin/lib/webmagic-core-0.3.1.jar
index bde06fb9..3b57991f 100644
Binary files a/bin/lib/webmagic-core-0.3.0.jar and b/bin/lib/webmagic-core-0.3.1.jar differ
diff --git a/bin/lib/webmagic-extension-0.3.0.jar b/bin/lib/webmagic-extension-0.3.1.jar
similarity index 82%
rename from bin/lib/webmagic-extension-0.3.0.jar
rename to bin/lib/webmagic-extension-0.3.1.jar
index f7c1f117..49b3f4fd 100644
Binary files a/bin/lib/webmagic-extension-0.3.0.jar and b/bin/lib/webmagic-extension-0.3.1.jar differ
diff --git a/make.sh b/make.sh
index 7228ecbd..d889cd46 100644
--- a/make.sh
+++ b/make.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 mvn clean package
-cp ./webmagic-samples/target/webmagic-0.3.0.jar ./bin/
+cp ./webmagic-samples/target/webmagic-0.3.1.jar ./bin/
 rsync -avz --delete ./webmagic-samples/target/lib/ ./bin/lib/
 git add .
 git add -u