diff --git a/pyperformance/data-files/benchmarks/bm_dulwich_log/requirements.txt b/pyperformance/data-files/benchmarks/bm_dulwich_log/requirements.txt
index 0adbfb46..9ad32599 100644
--- a/pyperformance/data-files/benchmarks/bm_dulwich_log/requirements.txt
+++ b/pyperformance/data-files/benchmarks/bm_dulwich_log/requirements.txt
@@ -1,3 +1,3 @@
 certifi==2021.5.30
-dulwich==0.20.23
+dulwich==1.2.5
 urllib3==1.26.5