diff --git a/gst-plugin-tutorial/src/lib.rs b/gst-plugin-tutorial/src/lib.rs
index b85c61f8..4b1f1998 100644
--- a/gst-plugin-tutorial/src/lib.rs
+++ b/gst-plugin-tutorial/src/lib.rs
@@ -21,14 +21,12 @@ extern crate num_traits;
 
 mod rgb2gray;
 mod sinesrc;
-mod mixer;
 
 // Plugin entry point that should register all elements provided by this plugin,
 // and everything else that this plugin might provide (e.g. typefinders or device providers).
 fn plugin_init(plugin: &gst::Plugin) -> bool {
     rgb2gray::register(plugin);
     sinesrc::register(plugin);
-    mixer::register(plugin);
     true
 }