diff --git a/requirements.txt b/requirements.txt
index 21dfe2948..3a00111ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ scipy==1.1.0
 jsonschema==2.6.0
 numpy==1.15.0
 TA-Lib==0.4.17
-pytest==3.6.3
+pytest==3.6.4
 pytest-mock==1.10.0
 pytest-cov==2.5.1
 tabulate==0.8.2