diff --git a/platform/zoul/README.md b/platform/zoul/README.md
index 9e2d22d5c..1943ca159 100644
--- a/platform/zoul/README.md
+++ b/platform/zoul/README.md
@@ -77,7 +77,11 @@ Install a Toolchain
 -------------------
 The toolchain used to build contiki is arm-gcc, also used by other arm-based Contiki ports. If you are using Instant Contiki, you may have a version pre-installed in your system.
 
-The platform is currently being used/tested with "GNU Tools for ARM Embedded Processors" (<https://launchpad.net/gcc-arm-embedded>). The current recommended version and the one being used by Contiki's regression tests on Travis is shown below.
+The platform is currently being used/tested with "GNU Tools for ARM Embedded Processors" (<https://launchpad.net/gcc-arm-embedded>).
+
+Always check which version [Travis currently uses for the ARM regression testing](https://github.com/contiki-os/contiki/blob/master/.travis.yml#L54)
+
+To find out which version your system has:
 
     $ arm-none-eabi-gcc --version
     arm-none-eabi-gcc (GNU Tools for ARM Embedded Processors) 5.2.1 20151202 (release) [ARM/embedded-5-branch revision 231848]
@@ -262,7 +266,7 @@ More Reading
 Maintainers
 ===========
 The Zoul and derived platforms (as well as the Z1 mote) are maintained by Zolertia.
-Main contributor: Antonio Lignan <alignan@zolertia.com>
+Main contributor: Antonio Lignan <alinan@zolertia.com> <antonio.lignan@gmail.com>
 
 [zolertia-site]: http://www.zolertia.io/products "Zolertia"
 [zolertia-wiki]: https://github.com/Zolertia/Resources/wiki "Zolertia Wiki"
diff --git a/platform/zoul/firefly-reva/README.md b/platform/zoul/firefly-reva/README.md
index bfec06091..19e5b522a 100644
--- a/platform/zoul/firefly-reva/README.md
+++ b/platform/zoul/firefly-reva/README.md
@@ -37,5 +37,5 @@ Firefly pin-out
 
 ![Firefly Revision A pin-out (front)][firefly-reva-pinout-front]
 
-[firefly-reva-pinout-front]: ../images/firefly-pinout-front.png "Firefly Revision A pin-out (front)"
-[firefly-reva]: ../images/firefly-reva.png "Zolertia Firefly Revision A breakout board"
+[firefly-reva-pinout-front]: ../images/firefly-reva-pinout-front.png "Firefly Revision A pin-out (front)"
+[firefly-reva]: ../images/firefly-reva.jpg "Zolertia Firefly Revision A breakout board"