Added minor update to jackson version docs

README.md

@@ -217,13 +217,13 @@ These feature sets will be implemented in a future release.  Community contribut
 <a name="olderJackson"></a>
 #### Already using an older Jackson dependency?
 
-JJWT depends on Jackson 2.4.x (or later).  If you are already using a Jackson version in your own application less than 2.x, for example 1.9.x, you will likely see [runtime errors](https://github.com/jwtk/jjwt/issues/1).  To avoid this, you should change your project build configuration to explicitly point to a 2.x version of Jackson.  For example:
+JJWT depends on Jackson 2.8.x (or later).  If you are already using a Jackson version in your own application less than 2.x, for example 1.9.x, you will likely see [runtime errors](https://github.com/jwtk/jjwt/issues/1).  To avoid this, you should change your project build configuration to explicitly point to a 2.x version of Jackson.  For example:
 
 ```xml
 <dependency>
     <groupId>com.fasterxml.jackson.core</groupId>
     <artifactId>jackson-databind</artifactId>
-    <version>2.4.2</version>
+    <version>2.8.2</version>
 </dependency>
 ```