diff --git a/requirements-dev.txt b/requirements-dev.txt
index f137c46a..a663015c 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,7 +2,7 @@
 pytest>=2.8.0,<=6.2.5
 pytest-cov
 pytest-httpbin==2.0.0
-httpbin==0.10.0
+httpbin~=0.10.0
 trustme
 wheel
 cryptography<40.0.0; python_version <= '3.7' and platform_python_implementation == 'PyPy'