diff --git a/FinTechExchange/Exchange-Dev/requirements.txt b/FinTechExchange/Exchange-Dev/requirements.txt
index a70c556..90cd2c4 100644
--- a/FinTechExchange/Exchange-Dev/requirements.txt
+++ b/FinTechExchange/Exchange-Dev/requirements.txt
@@ -22,7 +22,7 @@ openpyxl==2.5.3
 Pillow==5.1.0
 PyMySQL==0.8.1
 pytz==2017.2
-PyYAML==3.12
+PyYAML==5.4
 six==1.10.0
 tablib==0.12.1
 unicodecsv==0.14.1