diff --git a/docs/contributing/development_tools.md b/docs/contributing/development_tools.md
index b8aa9505f9..523293bc75 100644
--- a/docs/contributing/development_tools.md
+++ b/docs/contributing/development_tools.md
@@ -139,7 +139,7 @@ Particularly useful ones:
 See our benchmarks [over here](https://deno.land/benchmarks)
 
 The benchmark chart supposes
-https://github.com/denoland/benchmark_data/data.json has the type
+https://github.com/denoland/benchmark_data/blob/gh-pages/data.json has the type
 `BenchmarkData[]` where `BenchmarkData` is defined like the below:
 
 ```ts