diff --git a/requirements.txt b/requirements.txt
index 53d683e..8e7d2e0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 networkx==2.4
 openpyxl>=3.0.3
-numpy==1.14.2
+numpy>=1.14.2
 numpy-financial>=1.0.0
 scipy>=1.0.0