diff --git a/benchmark/README.md b/benchmark/README.md
index 5cd6ebfe..7f79ca34 100644
--- a/benchmark/README.md
+++ b/benchmark/README.md
@@ -1,7 +1,7 @@
-To run the benchmark suite, you need to have the `PkgBenchmark` package installed. 
+To run the benchmark suite, you must have `PkgBenchmark` and `BenchmarkTools` installed. 
 Then, you can run the following code in the Julia REPL:
 
 ```julia
 import PkgBenchmark, MIToS; PkgBenchmark.benchmarkpkg(MIToS)
 
-```
\ No newline at end of file
+```