diff --git a/roswasm_tutorials/package.xml b/roswasm_tutorials/package.xml
index 0f2bd1cd..aa6bce54 100644
--- a/roswasm_tutorials/package.xml
+++ b/roswasm_tutorials/package.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<package format="2">
+<package format="3">
   <name>roswasm_tutorials</name>
   <version>0.1.0</version>
   <description>The roswasm_tutorials package</description>