diff --git a/poetry.lock b/poetry.lock
index f9e06ff..521cb83 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -207,18 +207,20 @@ category = "dev"
 description = "A library for property-based testing"
 name = "hypothesis"
 optional = false
-python-versions = ">=3.5"
-version = "5.1.0"
+python-versions = ">=3.5.2"
+version = "5.30.0"
 
 [package.dependencies]
 attrs = ">=19.2.0"
 sortedcontainers = ">=2.1.0,<3.0.0"
 
 [package.extras]
-all = ["django (>=1.11)", "dpcontracts (>=0.4)", "lark-parser (>=0.6.5)", "numpy (>=1.9.0)", "pandas (>=0.19)", "pytest (>=4.3)", "python-dateutil (>=1.4)", "pytz (>=2014.1)"]
+all = ["black (>=19.10b0)", "click (>=7.0)", "django (>=2.2)", "dpcontracts (>=0.4)", "lark-parser (>=0.6.5)", "numpy (>=1.9.0)", "pandas (>=0.19)", "pytest (>=4.3)", "python-dateutil (>=1.4)", "pytz (>=2014.1)"]
+cli = ["click (>=7.0)", "black (>=19.10b0)"]
 dateutil = ["python-dateutil (>=1.4)"]
-django = ["pytz (>=2014.1)", "django (>=1.11)"]
+django = ["pytz (>=2014.1)", "django (>=2.2)"]
 dpcontracts = ["dpcontracts (>=0.4)"]
+ghostwriter = ["black (>=19.10b0)"]
 lark = ["lark-parser (>=0.6.5)"]
 numpy = ["numpy (>=1.9.0)"]
 pandas = ["pandas (>=0.19)"]
@@ -719,7 +721,8 @@ testing = ["jaraco.itertools", "func-timeout"]
 docs = ["sphinx", "sphinx-autodoc-typehints", "toml"]
 
 [metadata]
-content-hash = "0e2bcf5e6f3b2aabd83a65366f7362e1c4b2ade7bb422c0546860658d5c9ae64"
+content-hash = "1598ea46b9d7dedc8fa9725bb10d5b6714129d85a394900c109497fc51e803bc"
+lock-version = "1.0"
 python-versions = ">= 3.6"
 
 [metadata.files]
@@ -836,8 +839,8 @@ gitpython = [
     {file = "GitPython-3.1.7.tar.gz", hash = "sha256:2db287d71a284e22e5c2846042d0602465c7434d910406990d5b74df4afb0858"},
 ]
 hypothesis = [
-    {file = "hypothesis-5.1.0-py3-none-any.whl", hash = "sha256:6abd5740ed05dff9efe0df18f0f7013eb4aa99c143f7177fbefb603888a990d0"},
-    {file = "hypothesis-5.1.0.tar.gz", hash = "sha256:1b03916e72265655378c5e67f27663adb1e6175fe1ad906d58997b7a04ce99ad"},
+    {file = "hypothesis-5.30.0-py3-none-any.whl", hash = "sha256:4a57b7add9203c6244912ce6d67a2dc040fabb600d90268a022b2c7ca3bce046"},
+    {file = "hypothesis-5.30.0.tar.gz", hash = "sha256:d810af02dcb0edabb36dd77f3db01b89a4028098dad237bafeaf23060e1dd5be"},
 ]
 idna = [
     {file = "idna-2.10-py2.py3-none-any.whl", hash = "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"},
diff --git a/pyproject.toml b/pyproject.toml
index 0ca15d5..e5fc6c6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ toml = { version = "^0.10.0", optional = true }
 
 [tool.poetry.dev-dependencies]
 pytest = "^6.0"
-hypothesis = "^5.1"
+hypothesis = "^5.30"
 isort = "^4.3"
 flake8 = "^3.8"
 black = "^19.3b0"