diff --git a/docs/index.txt b/docs/index.txt
index 78585c8ef..89c00fba9 100644
--- a/docs/index.txt
+++ b/docs/index.txt
@@ -15,7 +15,6 @@ Documentation
 .. toctree::
     :maxdepth: 2
 
-    performance
     protocol
 
     tutorial/index
diff --git a/docs/performance.txt b/docs/performance.txt
deleted file mode 100644
index e5c04260c..000000000
--- a/docs/performance.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-.. _performance:
-
-==============================
-Possible areas for improvement
-==============================
-
-Places for improvement, ordered by difficulty / effectiveness:
-
-* read_zlib() should have a Rust equivalent (~ 4% overhead atm)
-* unpack_object() should have a C equivalent
-