diff --git a/poetry.lock b/poetry.lock
index b1d3676..46e91b4 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -79,7 +79,7 @@ description = "Show coverage stats online via coveralls.io"
 name = "coveralls"
 optional = false
 python-versions = "*"
-version = "1.10.0"
+version = "1.11.1"
 
 [package.dependencies]
 coverage = ">=3.6,<6.0"
@@ -87,7 +87,7 @@ docopt = ">=0.6.1"
 requests = ">=1.0.0"
 
 [package.extras]
-yaml = ["PyYAML (>=3.10)"]
+yaml = ["PyYAML (>=3.10,<5.3)"]
 
 [[package]]
 category = "dev"
@@ -218,7 +218,7 @@ secure = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "cer
 socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7,<2.0)"]
 
 [metadata]
-content-hash = "facf777da17c51eedb1c23c6c897d80678d18be363d1ad654a66b3b4ef9ae140"
+content-hash = "e29f805e5638afcab20d1302b644acd065391c74f98d8a1afcd670c88b21e8cd"
 python-versions = "^3.4"
 
 [metadata.files]
@@ -281,8 +281,8 @@ coverage = [
     {file = "coverage-4.5.4.tar.gz", hash = "sha256:e07d9f1a23e9e93ab5c62902833bf3e4b1f65502927379148b6622686223125c"},
 ]
 coveralls = [
-    {file = "coveralls-1.10.0-py2.py3-none-any.whl", hash = "sha256:906e07a12b2ac04b8ad782d06173975fe5ff815fe9df3bfedd2c099bc5791aec"},
-    {file = "coveralls-1.10.0.tar.gz", hash = "sha256:2da39aeaef986757653f0a442ba2bef22a8ec602c8bacbc69d39f468dfae12ec"},
+    {file = "coveralls-1.11.1-py2.py3-none-any.whl", hash = "sha256:4b6bfc2a2a77b890f556bc631e35ba1ac21193c356393b66c84465c06218e135"},
+    {file = "coveralls-1.11.1.tar.gz", hash = "sha256:67188c7ec630c5f708c31552f2bcdac4580e172219897c4136504f14b823132f"},
 ]
 docopt = [
     {file = "docopt-0.6.2.tar.gz", hash = "sha256:49b3a825280bd66b3aa83585ef59c4a8c82f2c8a522dbe754a8bc8d08c85c491"},
diff --git a/pyproject.toml b/pyproject.toml
index d80f076..90875c1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ python = "^3.4"
 requests = "2.*"
 
 [tool.poetry.dev-dependencies]
-coveralls = "^1.10.0"
+coveralls = "^1.11.1"
 isort = "^4.3"
 flake8 = "^3.7.8 "
 black = { version = "==19.3b0", allow-prereleases = true, python = "^3.6" }