diff --git a/research/requirements.txt b/research/requirements.txt
index 51e098d..68a3ea0 100644
--- a/research/requirements.txt
+++ b/research/requirements.txt
@@ -1,4 +1,4 @@
 cryptography==1.9
 hexdump==3.3
-PyYAML==3.12
+PyYAML==5.1
 yamlordereddictloader==0.3.0