diff --git a/build/build.xml b/build/build.xml
index 8c467b73988..047e622e910 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -187,8 +187,8 @@
 
     <!-- Add WiFi101 updater tool -->
     <antcall target="unzip">
-      <param name="archive_file" value="shared/WiFi101-Updater-ArduinoIDE-Plugin-0.9.0.zip" />
-      <param name="archive_url" value="https://github.com/arduino-libraries/WiFi101-FirmwareUpdater-Plugin/releases/download/v0.9.0/WiFi101-Updater-ArduinoIDE-Plugin-0.9.0.zip" />
+      <param name="archive_file" value="shared/WiFi101-Updater-ArduinoIDE-Plugin-0.9.1.zip" />
+      <param name="archive_url" value="https://github.com/arduino-libraries/WiFi101-FirmwareUpdater-Plugin/releases/download/v0.9.1/WiFi101-Updater-ArduinoIDE-Plugin-0.9.1.zip" />
       <param name="final_folder" value="${target.path}/tools/WiFi101" />
       <param name="dest_folder" value="${target.path}/tools/" />
     </antcall>
diff --git a/build/shared/WiFi101-Updater-ArduinoIDE-Plugin-0.9.0.zip.sha b/build/shared/WiFi101-Updater-ArduinoIDE-Plugin-0.9.0.zip.sha
deleted file mode 100644
index 1cfafaf5ebc..00000000000
--- a/build/shared/WiFi101-Updater-ArduinoIDE-Plugin-0.9.0.zip.sha
+++ /dev/null
@@ -1 +0,0 @@
-d6edfd620840c28d95d7cf1d0578ff619512c304
diff --git a/build/shared/WiFi101-Updater-ArduinoIDE-Plugin-0.9.1.zip.sha b/build/shared/WiFi101-Updater-ArduinoIDE-Plugin-0.9.1.zip.sha
new file mode 100644
index 00000000000..fd08a21fda4
--- /dev/null
+++ b/build/shared/WiFi101-Updater-ArduinoIDE-Plugin-0.9.1.zip.sha
@@ -0,0 +1 @@
+e7971ee66ca57310fdd3061ce24ef3202270551f