diff --git a/source/resources/apps/mule/README b/source/resources/apps/mule/README
new file mode 100644
index 0000000..6afd945
--- /dev/null
+++ b/source/resources/apps/mule/README
@@ -0,0 +1,17 @@
+# Set up Debian Stretch server.
+
+# Install dependencies.
+apt update
+apt install openjdk-8-jdk-headless
+
+# Get Mule
+# https://developer.mulesoft.com/download-mule-esb-runtime
+
+wget https://repository-master.mulesoft.org/nexus/content/repositories/releases/org/mule/distributions/mule-standalone/4.1.1/mule-standalone-4.1.1.tar.gz
+
+tar zxvf mule-standalone-4.1.1.tar.gz
+
+# Run manually
+cd mule-standalone-4.1.1/bin
+./mule
+
diff --git a/source/resources/spreadsheets/sharkfork.ods b/source/resources/spreadsheets/sharkfork.ods
index 03c61a8..39c34d7 100644
Binary files a/source/resources/spreadsheets/sharkfork.ods and b/source/resources/spreadsheets/sharkfork.ods differ