diff --git a/nodejs-underscore.spec b/nodejs-underscore.spec
index 29ac49f..f576abe 100644
--- a/nodejs-underscore.spec
+++ b/nodejs-underscore.spec
@@ -1,5 +1,7 @@
 %{?nodejs_find_provides_and_requires}
 
+# NOTE TO SELF: Do not update on Fedora <= 20.
+
 %global enable_tests 0
 
 %if 0%{?fedora}