diff --git a/pom.xml b/pom.xml
index 2fb56e7b..eecbdb9e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <groupId>us.codecraft</groupId>
-    <version>0.10.0</version>
+    <version>0.10.1</version>
     <modelVersion>4.0.0</modelVersion>
     <packaging>pom</packaging>
     <properties>
@@ -30,7 +30,7 @@
         <moco.version>1.3.0</moco.version>
         <phantomjsdriver.version>1.2.0</phantomjsdriver.version>
         <saxon-he.version>11.4</saxon-he.version>
-        <selenium-java.version>4.14.1</selenium-java.version>
+        <selenium-java.version>3.141.59</selenium-java.version>
         <slf4j.version>2.0.4</slf4j.version>
         <spring-version>4.0.0.RELEASE</spring-version>
         <xsoup.version>0.3.5</xsoup.version>
diff --git a/webmagic-core/pom.xml b/webmagic-core/pom.xml
index 021a83f3..dcf2e4c4 100644
--- a/webmagic-core/pom.xml
+++ b/webmagic-core/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>us.codecraft</groupId>
         <artifactId>webmagic-parent</artifactId>
-        <version>0.10.0</version>
+        <version>0.10.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientDownloader.java b/webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientDownloader.java
index 80e7b72c..31eebc72 100644
--- a/webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientDownloader.java
+++ b/webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientDownloader.java
@@ -7,6 +7,7 @@ import java.util.Map;
 import java.util.Optional;
 
 import org.apache.commons.io.IOUtils;
+import org.apache.http.HttpEntity;
 import org.apache.http.HttpResponse;
 import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.impl.client.CloseableHttpClient;
@@ -85,13 +86,13 @@ public class HttpClientDownloader extends AbstractDownloader {
             page = handleResponse(request, request.getCharset() != null ? request.getCharset() : task.getSite().getCharset(), httpResponse, task);
 
             onSuccess(page, task);
-            logger.info("downloading page success {}", request.getUrl());
+            logger.info("Download page success: {}", request.getUrl());
 
             return page;
         } catch (IOException e) {
 
             onError(page, task, e);
-            logger.info("download page {} error", request.getUrl(), e);
+            logger.info("Download page error: {}", request.getUrl(), e);
 
             return page;
         } finally {
@@ -111,7 +112,8 @@ public class HttpClientDownloader extends AbstractDownloader {
     }
 
     protected Page handleResponse(Request request, String charset, HttpResponse httpResponse, Task task) throws IOException {
-        byte[] bytes = IOUtils.toByteArray(httpResponse.getEntity().getContent());
+        HttpEntity entity = httpResponse.getEntity();
+        byte[] bytes = entity != null ? IOUtils.toByteArray(entity.getContent()) : new byte[0];;
         String contentType = httpResponse.getEntity().getContentType() == null ? "" : httpResponse.getEntity().getContentType().getValue();
         Page page = new Page();
         page.setBytes(bytes);
diff --git a/webmagic-coverage/pom.xml b/webmagic-coverage/pom.xml
index 4109c49f..3e441ecd 100644
--- a/webmagic-coverage/pom.xml
+++ b/webmagic-coverage/pom.xml
@@ -8,7 +8,7 @@
     <parent>
         <groupId>us.codecraft</groupId>
         <artifactId>webmagic-parent</artifactId>
-        <version>0.10.0</version>
+        <version>0.10.1</version>
     </parent>
 
     <artifactId>webmagic-coverage</artifactId>
diff --git a/webmagic-extension/pom.xml b/webmagic-extension/pom.xml
index b47ae361..d99bf826 100644
--- a/webmagic-extension/pom.xml
+++ b/webmagic-extension/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>us.codecraft</groupId>
         <artifactId>webmagic-parent</artifactId>
-        <version>0.10.0</version>
+        <version>0.10.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-samples/pom.xml b/webmagic-samples/pom.xml
index 906606fb..bae376ef 100644
--- a/webmagic-samples/pom.xml
+++ b/webmagic-samples/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>webmagic-parent</artifactId>
         <groupId>us.codecraft</groupId>
-        <version>0.10.0</version>
+        <version>0.10.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-saxon/pom.xml b/webmagic-saxon/pom.xml
index 4a2b358d..9709a04f 100644
--- a/webmagic-saxon/pom.xml
+++ b/webmagic-saxon/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>webmagic-parent</artifactId>
         <groupId>us.codecraft</groupId>
-        <version>0.10.0</version>
+        <version>0.10.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-scripts/pom.xml b/webmagic-scripts/pom.xml
index 92914655..2939b824 100644
--- a/webmagic-scripts/pom.xml
+++ b/webmagic-scripts/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>webmagic-parent</artifactId>
         <groupId>us.codecraft</groupId>
-        <version>0.10.0</version>
+        <version>0.10.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-selenium/pom.xml b/webmagic-selenium/pom.xml
index 5c2e50b2..cd121304 100644
--- a/webmagic-selenium/pom.xml
+++ b/webmagic-selenium/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<artifactId>webmagic-parent</artifactId>
 		<groupId>us.codecraft</groupId>
-		<version>0.10.0</version>
+		<version>0.10.1</version>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>