diff --git a/setup.py b/setup.py
index 197f09a6c7564435adb18f4b9e367e39fba85952..dfc13a11e4040176cab89982cd0c29ab59ab16d5 100755
--- a/setup.py
+++ b/setup.py
@@ -158,7 +158,7 @@ def setup_package():
         python_requires='>=3.6',
         package_dir={'': 'src'},
         install_requires=['lxml>=3.6.4',
-                          'PyYaml>=3.12', 'future', 'PySocks>=1.6.7', "jsonschema"],
+                          'PyYaml>=3.12', 'future', 'PySocks>=1.6.7', 'jsonschema'],
         extras_require={'keyring': ['keyring>=13.0.0']},
         setup_requires=["pytest-runner>=2.0,<3dev"],
         tests_require=["pytest", "pytest-cov", "coverage>=4.4.2", "jsonschema"],