diff --git a/poetry.lock b/poetry.lock
index 13c6a0cd..3bd6827b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -269,7 +269,7 @@ description = "A lightweight library for converting complex datatypes to and fro
 name = "marshmallow"
 optional = false
 python-versions = ">=3.5"
-version = "3.5.2"
+version = "3.6.0"
 
 [package.extras]
 dev = ["pytest", "pytz", "simplejson", "mypy (0.770)", "flake8 (3.7.9)", "flake8-bugbear (20.1.4)", "pre-commit (>=1.20,<3.0)", "tox"]
@@ -714,8 +714,8 @@ markupsafe = [
     {file = "MarkupSafe-1.1.1.tar.gz", hash = "sha256:29872e92839765e546828bb7754a68c418d927cd064fd4708fab9fe9c8bb116b"},
 ]
 marshmallow = [
-    {file = "marshmallow-3.5.2-py2.py3-none-any.whl", hash = "sha256:f12203bf8d94c410ab4b8d66edfde4f8a364892bde1f6747179765559f93d62a"},
-    {file = "marshmallow-3.5.2.tar.gz", hash = "sha256:56663fa1d5385c14c6a1236badd166d6dee987a5f64d2b6cc099dadf96eb4f09"},
+    {file = "marshmallow-3.6.0-py2.py3-none-any.whl", hash = "sha256:f88fe96434b1f0f476d54224d59333eba8ca1a203a2695683c1855675c4049a7"},
+    {file = "marshmallow-3.6.0.tar.gz", hash = "sha256:c2673233aa21dde264b84349dc2fd1dce5f30ed724a0a00e75426734de5b84ab"},
 ]
 more-itertools = [
     {file = "more-itertools-8.2.0.tar.gz", hash = "sha256:b1ddb932186d8a6ac451e1d95844b382f55e12686d51ca0c68b6f61f2ab7a507"},