diff --git a/requirements.txt b/requirements.txt
index cdca19d..519da8e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,4 @@ tornado==6.4.1
 Click==8.1.7
 python-prctl==1.8.1; sys_platform == 'linux'
 certauth==1.3.0
-guppy3==3.1.4.post1
+guppy3==3.1.5