diff --git a/poetry.lock b/poetry.lock
index 9c336eb7..fe5355d3 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -49,6 +49,15 @@ optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*, <4"
 version = "4.5.4"
 
+[[package]]
+category = "main"
+description = "Python 3.4 Enum backported to 3.3, 3.2, 3.1, 2.7, 2.6, 2.5, and 2.4"
+marker = "python_version >= \"2.7\" and python_version < \"2.8\""
+name = "enum34"
+optional = false
+python-versions = "*"
+version = "1.1.6"
+
 [[package]]
 category = "main"
 description = "Infer file type and MIME type of any file/buffer. No external dependencies."
@@ -227,7 +236,7 @@ termcolor = ["termcolor"]
 watchdog = ["watchdog"]
 
 [metadata]
-content-hash = "3a262aa9fb64682ee5fcecc0e72249d0a549b78c697fce7bbabc79648d615fef"
+content-hash = "7b478db27fe6f36aeed7f90b6c67efe5903fb43bb899bb66a1a65b80b8637c5a"
 python-versions = "~2.7 || ^3.5"
 
 [metadata.files]
@@ -285,6 +294,12 @@ coverage = [
     {file = "coverage-4.5.4-cp38-cp38-macosx_10_13_x86_64.whl", hash = "sha256:141f08ed3c4b1847015e2cd62ec06d35e67a3ac185c26f7635f4406b90afa9c5"},
     {file = "coverage-4.5.4.tar.gz", hash = "sha256:e07d9f1a23e9e93ab5c62902833bf3e4b1f65502927379148b6622686223125c"},
 ]
+enum34 = [
+    {file = "enum34-1.1.6-py2-none-any.whl", hash = "sha256:6bd0f6ad48ec2aa117d3d141940d484deccda84d4fcd884f5c3d93c23ecd8c79"},
+    {file = "enum34-1.1.6-py3-none-any.whl", hash = "sha256:644837f692e5f550741432dd3f223bbb9852018674981b1664e5dc339387588a"},
+    {file = "enum34-1.1.6.tar.gz", hash = "sha256:8ad8c4783bf61ded74527bffb48ed9b54166685e4230386a9ed9b1279e2df5b1"},
+    {file = "enum34-1.1.6.zip", hash = "sha256:2d81cbbe0e73112bdfe6ef8576f2238f2ba27dd0d55752a776c41d38b7da2850"},
+]
 filetype = [
     {file = "filetype-1.0.5-py2.py3-none-any.whl", hash = "sha256:4967124d982a71700d94a08c49c4926423500e79382a92070f5ab248d44fe461"},
     {file = "filetype-1.0.5.tar.gz", hash = "sha256:17a3b885f19034da29640b083d767e0f13c2dcb5dcc267945c8b6e5a5a9013c7"},
diff --git a/pyproject.toml b/pyproject.toml
index a0d246bb..bba3a25d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,8 +40,9 @@ colorama = "^0.4.1"
 colorlog = "^4.0.2"
 filetype = "^1.0.5"
 jsonpath = "^0.82"
-future = { version = "^0.18.1", python = "~2.7" }
 sentry-sdk = "^0.13.5"
+future = { version = "^0.18.1", python = "~2.7" }
+enum34 = { version = "^1.1.6", python = "~2.7" }
 
 [tool.poetry.dev-dependencies]
 flask = "<1.0.0"