diff --git a/requirements-dev.txt b/requirements-dev.txt
index 15504847..8353982c 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 black==20.8b1
 mypy==0.782
-poetry==1.0.10
+poetry==1.1.0
 pytest==6.1.0
 pytest-cov==2.10.1