diff --git a/src/kiss_firefox/ContentUtil.kiss b/src/kiss_firefox/ContentUtil.kiss
new file mode 100644
index 0000000..42e3baf
--- /dev/null
+++ b/src/kiss_firefox/ContentUtil.kiss
@@ -0,0 +1,2 @@
+(function sendMessage [:String type :Array<Dynamic> data]
+    (API.browser.runtime.sendMessage (objectWith type data)))
diff --git a/src/kiss_firefox/Util.kiss b/src/kiss_firefox/Util.kiss
index 972c6a8..d65f475 100644
--- a/src/kiss_firefox/Util.kiss
+++ b/src/kiss_firefox/Util.kiss
@@ -2,9 +2,6 @@
 (import kiss_firefox.Message)
 (import kiss_firefox.API)
 
-(function sendMessage [:String type :Array<Dynamic> data]
-    (API.browser.runtime.sendMessage (objectWith type data)))
-
 (collectBlocks onMessageCase)
 
 (defMacro onMessage [type dataList &body body]
diff --git a/template/src/template/Main_.kiss b/template/src/template/Main_.kiss
index 7dcdcde..8dd2595 100644
--- a/template/src/template/Main_.kiss
+++ b/template/src/template/Main_.kiss
@@ -1,5 +1,6 @@
 (defMacroVar mainKissFile kissFile)
 (loadFrom "kiss-firefox" "src/kiss_firefox/Util.kiss")
+(loadFrom "kiss-firefox" "src/kiss_firefox/ContentUtil.kiss")
 
 (set js.Lib.global.document.body.style.border "5px solid red")
 (sendMessage "exampleMessage" [3 4])
\ No newline at end of file