diff --git a/poetry.lock b/poetry.lock
index 1aa2326..9a93f8b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -235,7 +235,7 @@ pycodestyle = "*"
 
 [[package]]
 name = "flake8-bugbear"
-version = "20.1.4"
+version = "20.11.1"
 description = "A plugin for flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle."
 category = "dev"
 optional = false
@@ -245,6 +245,9 @@ python-versions = ">=3.6"
 attrs = ">=19.2.0"
 flake8 = ">=3.0.0"
 
+[package.extras]
+dev = ["coverage", "black", "hypothesis", "hypothesmith"]
+
 [[package]]
 name = "flake8-docstrings"
 version = "1.5.0"
@@ -966,7 +969,7 @@ testing = ["jaraco.itertools", "func-timeout"]
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7"
-content-hash = "9c21e07554282c915240000bc7a28f26cb7c47ac6f77247856b2bb2e4602c927"
+content-hash = "06b87b45415406d361f8b98df6a52f7e84d6cb1dd198077ab284f438eb54dde3"
 
 [metadata.files]
 alabaster = [
@@ -1088,8 +1091,8 @@ flake8-bandit = [
     {file = "flake8_bandit-2.1.2.tar.gz", hash = "sha256:687fc8da2e4a239b206af2e54a90093572a60d0954f3054e23690739b0b0de3b"},
 ]
 flake8-bugbear = [
-    {file = "flake8-bugbear-20.1.4.tar.gz", hash = "sha256:bd02e4b009fb153fe6072c31c52aeab5b133d508095befb2ffcf3b41c4823162"},
-    {file = "flake8_bugbear-20.1.4-py36.py37.py38-none-any.whl", hash = "sha256:a3ddc03ec28ba2296fc6f89444d1c946a6b76460f859795b35b77d4920a51b63"},
+    {file = "flake8-bugbear-20.11.1.tar.gz", hash = "sha256:528020129fea2dea33a466b9d64ab650aa3e5f9ffc788b70ea4bc6cf18283538"},
+    {file = "flake8_bugbear-20.11.1-py36.py37.py38-none-any.whl", hash = "sha256:f35b8135ece7a014bc0aee5b5d485334ac30a6da48494998cc1fabf7ec70d703"},
 ]
 flake8-docstrings = [
     {file = "flake8-docstrings-1.5.0.tar.gz", hash = "sha256:3d5a31c7ec6b7367ea6506a87ec293b94a0a46c0bce2bb4975b7f1d09b6f3717"},
diff --git a/pyproject.toml b/pyproject.toml
index 013d2b0..e6cab6a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ coverage = {extras = ["toml"], version = "^5.3"}
 black = "^20.8b1"
 flake8 = "^3.8.4"
 flake8-bandit = "^2.1.2"
-flake8-bugbear = "^20.1.4"
+flake8-bugbear = "^20.11.1"
 safety = "^1.8.5"
 mypy = "^0.790"
 pytest-mock = "^3.3.1"