diff --git a/requirements.txt b/requirements.txt
index db768e8..eb4c81c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ kiwisolver==1.0.1         # via matplotlib
 matplotlib==3.0.0
 mootdx==0.2.1
 more-itertools==4.3.0     # via pytest
-numpy==1.15.2             # via matplotlib, pandas, patsy, scipy, ta-lib
+numpy==1.17.1             # via matplotlib, pandas, patsy, scipy, ta-lib
 pandas==0.23.4
 patsy==0.5.0              # via statsmodels
 pluggy==0.7.1             # via pytest
diff --git a/tests/requirements.txt b/tests/requirements.txt
index 446044f..985a7b4 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -11,7 +11,7 @@ requests==2.19.1
 tornado==5.1.1
 tweepy==3.6.0
 TA-Lib==0.4.17
-numpy==1.15.2
+numpy==1.17.1
 scipy==1.1.0
 ws4py==0.5.1
 pytz==2018.5