diff --git a/requirements.txt b/requirements.txt
index 195141e..d4fa7e5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,4 @@ python-dateutil==2.7
 matplotlib==1.4.3
 numpy==1.14.5
 pymongo>=3.6.1,<4.0.0
-psutil==5.4.2
+psutil==5.6.6
diff --git a/setup.py b/setup.py
index baf7dcc..73bb54c 100644
--- a/setup.py
+++ b/setup.py
@@ -17,8 +17,8 @@
     # simplify the default install experience, particularly where a build
     # toolchain is required.
     extras_requires = {
-        "all": ['matplotlib==1.4.3', 'numpy==1.14.5', 'pymongo>=3.6.1,<4.0.0', 'psutil==5.4.2'],
-        "mlaunch": ['pymongo>=3.6.1,<4.0.0', 'psutil==5.4.2'],
+        "all": ['matplotlib==1.4.3', 'numpy==1.14.5', 'pymongo>=3.6.1,<4.0.0', 'psutil==5.6.6'],
+        "mlaunch": ['pymongo>=3.6.1,<4.0.0', 'psutil==5.6.6'],
         "mlogfilter": [],
         "mloginfo": ['numpy==1.14.5'],
         "mlogvis": [],