diff --git a/setup.py b/setup.py
index b967d8b0..fd4ea390 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@
     postgresql_dev_requires
     + crypto_requires
     + [
-        "sphinxcontrib-applehelp<=1.0.8",
+        "sphinxcontrib-applehelp<1.0.8",
         "Sphinx<5.0",
         "sphinx_rtd_theme<2.0.0",
         "orjson",