diff --git a/requirements.txt b/requirements.txt
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,13 +1,5 @@
-autopep8==1.3.1
-click==6.7
-flake8==3.3.0
-Flask==0.12.2
-itsdangerous==0.24
-Jinja2==2.9.6
-MarkupSafe==1.0
-mccabe==0.6.1
-pep8==1.7.0
-pika==0.10.0
-pycodestyle==2.3.1
-pyflakes==1.5.0
-Werkzeug==0.12.2
+autopep8~=1.3.5
+flake8~=3.3.0
+pycodestyle~=2.3.1
+Flask~=2.0.1
+pika~=1.2.0