diff --git a/requirements.txt b/requirements.txt
index f78a354..f1cb542 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
-nilmdb>=2.0.2
-psutil>=2.0.0
+nilmdb>=2.0.3
+psutil==5.7.2