diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 1ad400b3a..9feb0b6a0 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -176,6 +176,11 @@ With stack:
 
     stack bench
 
+You can also build pandoc with the `weigh-pandoc` flag and
+run `weigh-pandoc` to get some statistics on memory usage.
+(Eventually this should be incorporated into the benchmark
+suite.)
+
 Using the REPL
 --------------