diff --git a/poetry.lock b/poetry.lock
index 7a004c3..8267f9b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -111,7 +111,7 @@ requests = ">=2.7.9"
 [[package]]
 category = "dev"
 description = "Cross-platform colored terminal text."
-marker = "sys_platform == \"win32\" or platform_system == \"Windows\""
+marker = "platform_system == \"Windows\" or sys_platform == \"win32\""
 name = "colorama"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
@@ -477,7 +477,7 @@ category = "dev"
 description = "YAML parser and emitter for Python"
 name = "pyyaml"
 optional = false
-python-versions = "*"
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 version = "5.3.1"
 
 [[package]]
@@ -527,7 +527,7 @@ description = "Python 2 and 3 compatibility utilities"
 name = "six"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "1.14.0"
+version = "1.15.0"
 
 [[package]]
 category = "dev"
@@ -899,8 +899,8 @@ safety = [
     {file = "safety-1.9.0.tar.gz", hash = "sha256:23bf20690d4400edc795836b0c983c2b4cbbb922233108ff925b7dd7750f00c9"},
 ]
 six = [
-    {file = "six-1.14.0-py2.py3-none-any.whl", hash = "sha256:8f3cd2e254d8f793e7f3d6d9df77b92252b52637291d0f0da013c76ea2724b6c"},
-    {file = "six-1.14.0.tar.gz", hash = "sha256:236bdbdce46e6e6a3d61a337c0f8b763ca1e8717c03b369e87a7ec7ce1319c0a"},
+    {file = "six-1.15.0-py2.py3-none-any.whl", hash = "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"},
+    {file = "six-1.15.0.tar.gz", hash = "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259"},
 ]
 smmap = [
     {file = "smmap-3.0.4-py2.py3-none-any.whl", hash = "sha256:54c44c197c819d5ef1991799a7e30b662d1e520f2ac75c9efbeb54a742214cf4"},