diff --git a/requirements.txt b/requirements.txt
index 56b0647..f7fc59b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-click==7.0
+click==7.1.2
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 9808b86..a3f4942 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,9 +1,9 @@
-wheel==0.33.1
-flake8==3.7.7
-tox==3.7.0
-coverage==4.5.2
-coveralls==1.6.0
-pytest==4.3.0
-pytest-cov==2.6.1
-pytest-runner==4.4
-twine==1.13.0
+wheel==0.34.2
+flake8==3.7.9
+tox==3.14.6
+coverage==5.1
+coveralls==2.0.0
+pytest==5.4.1
+pytest-cov==2.8.1
+pytest-runner==5.2
+twine==3.1.1