diff --git a/spacenet_preparation/requirements.txt b/spacenet_preparation/requirements.txt
index 0c9bdd4..6dbedb8 100644
--- a/spacenet_preparation/requirements.txt
+++ b/spacenet_preparation/requirements.txt
@@ -143,7 +143,7 @@ ply==3.11
 prometheus-client==0.7.1
 prompt-toolkit==2.0.10
 protobuf==3.11.3
-psutil==5.6.3
+psutil==5.6.6
 py==1.8.0
 pycodestyle==2.5.0
 pycosat==0.6.3