diff --git a/requirements.txt b/requirements.txt
index 44e14d2..27de8ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 h5py==2.9.0
-pyyaml==5.1
+pyyaml==5.4
 rospkg==1.1.7
 numpy
 pandas==0.23.0