diff --git a/jsprit-analysis/pom.xml b/jsprit-analysis/pom.xml
index 3b303069..a009c070 100644
--- a/jsprit-analysis/pom.xml
+++ b/jsprit-analysis/pom.xml
@@ -43,7 +43,7 @@
   	<dependency>
   		<groupId>org.jfree</groupId>
   		<artifactId>jfreechart</artifactId>
-  		<version>1.0.14</version>
+  		<version>1.0.19</version>
   		<scope>compile</scope>
   	</dependency>
   	
diff --git a/jsprit-core/pom.xml b/jsprit-core/pom.xml
index 40f9cc04..fec6c85e 100644
--- a/jsprit-core/pom.xml
+++ b/jsprit-core/pom.xml
@@ -77,8 +77,8 @@
 
     <dependency>
     	<groupId>xerces</groupId>
-    	<artifactId>xerces</artifactId>
-    	<version>2.4.0</version>
+    	<artifactId>xercesImpl</artifactId>
+    	<version>2.11.0</version>
     	<scope>compile</scope>
     </dependency>