diff --git a/python-requirements-dev.txt b/python-requirements-dev.txt
old mode 100755
new mode 100644
index f519473..cbad346
--- a/python-requirements-dev.txt
+++ b/python-requirements-dev.txt
@@ -10,7 +10,7 @@ nltk==3.4.5
 nose==1.3.7
 num2words==0.5.7
 pandas==0.21.0
-psutil==5.4.0
+psutil==5.6.6
 pycountry==18.5.26
 pytest-cov==2.5.1
 pytest-pep8==1.0.6
diff --git a/python-requirements-full.txt b/python-requirements-full.txt
old mode 100755
new mode 100644
index f023534..b7a23e9
--- a/python-requirements-full.txt
+++ b/python-requirements-full.txt
@@ -24,7 +24,7 @@ numpy==1.15.1
 pandas==0.23.4
 pep8==1.7.0
 pluggy==0.12.0
-psutil==5.4.0
+psutil==5.6.6
 py==1.7.0
 pycountry==18.5.26
 pylint==2.2.2