diff --git a/requirements.txt b/requirements.txt
index 4bf9985..29a8743 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ opt-einsum==3.0.1
 Pillow==6.1.0
 promise==2.2.1
 protobuf==3.9.1
-psutil==5.6.3
+psutil==5.6.6
 requests==2.22.0
 six==1.12.0
 tb-nightly==1.15.0a20190806