diff --git a/deprecated/algorithms/sfm/OpenSfM/requirements.txt b/deprecated/algorithms/sfm/OpenSfM/requirements.txt
index 56c32535..0f558802 100644
--- a/deprecated/algorithms/sfm/OpenSfM/requirements.txt
+++ b/deprecated/algorithms/sfm/OpenSfM/requirements.txt
@@ -7,7 +7,7 @@ numpy
 pyproj==1.9.5.1
 pytest==3.0.7
 python-dateutil==2.6.0
-PyYAML==3.12
+PyYAML==5.4
 repoze.lru==0.7
 scipy
 six