diff --git a/poetry.lock b/poetry.lock
index 90ce646..060588a 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -120,7 +120,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [[package]]
 name = "coverage"
-version = "6.4.2"
+version = "7.2.3"
 description = "Code coverage measurement for Python"
 category = "dev"
 optional = false
@@ -285,29 +285,30 @@ python-versions = "*"
 
 [[package]]
 name = "mypy"
-version = "0.971"
+version = "1.2.0"
 description = "Optional static typing for Python"
 category = "dev"
 optional = false
-python-versions = ">=3.6"
+python-versions = ">=3.7"
 
 [package.dependencies]
-mypy-extensions = ">=0.4.3"
+mypy-extensions = ">=1.0.0"
 tomli = {version = ">=1.1.0", markers = "python_version < \"3.11\""}
 typing-extensions = ">=3.10"
 
 [package.extras]
 dmypy = ["psutil (>=4.0)"]
+install-types = ["pip"]
 python2 = ["typed-ast (>=1.4.0,<2)"]
 reports = ["lxml"]
 
 [[package]]
 name = "mypy-extensions"
-version = "0.4.3"
-description = "Experimental type system extensions for programs checked with the mypy typechecker."
+version = "1.0.0"
+description = "Type system extensions for programs checked with the mypy type checker."
 category = "dev"
 optional = false
-python-versions = "*"
+python-versions = ">=3.5"
 
 [[package]]
 name = "numpy"
@@ -357,7 +358,7 @@ optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*"
 
 [package.extras]
-testing = ["nose", "coverage"]
+testing = ["coverage", "nose"]
 
 [[package]]
 name = "platformdirs"
@@ -736,7 +737,7 @@ testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.8,<3.10"
-content-hash = "1e52cabf54af905e05d979683b28779e59690cf38ad4f805dbbf455b19d0a337"
+content-hash = "091e98ee6dcc8ea289544e6ba4fa635b949b610da2f77256681228e2aaa4d0c2"
 
 [metadata.files]
 atomicwrites = []
diff --git a/pyproject.toml b/pyproject.toml
index 1c5e8c3..3226c0f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ scipy = "1.8.0"
 pytest = ">=6"
 flake8 = "^4.0.1"
 pytest-cov = "^3.0.0"
-mypy = "^0.971"
+mypy = "^1.2"
 python-semantic-release = "^7.24.0"
 black = "^22.3.0"