diff --git a/imperative/python/requires-test.txt b/imperative/python/requires-test.txt
index ad1f7225..7789c900 100644
--- a/imperative/python/requires-test.txt
+++ b/imperative/python/requires-test.txt
@@ -1,2 +1,2 @@
 pytest==5.3.0
-pytest-sphinx>=0.2.2
+pytest-sphinx==0.3.1