diff --git a/src/web/requirements.txt b/src/web/requirements.txt
index 69dc4149..a5891443 100644
--- a/src/web/requirements.txt
+++ b/src/web/requirements.txt
@@ -1,13 +1,13 @@
-bjoern>=3.1.0
-click>=7.1.2
-Flask>=2.0.1
-itsdangerous>=2.0.0
-Jinja2>=3.0.0
-machfs>=1.2.4
-macresources>=1.2
-MarkupSafe>=2.0.0
-rsrcfork>=1.8.0
-waitress>=1.4.4
-zope.event>=4.5.0
-zope.interface>=5.1.2
-protobuf>=3.17.3
+bjoern~=3.1.0
+click~=7.1.2
+Flask~=2.0.1
+itsdangerous~=2.0.0
+Jinja2~=3.0.0
+machfs~=1.2.4
+macresources~=1.2
+MarkupSafe~=2.0.0
+rsrcfork~=1.8.0
+waitress~=1.4.4
+zope.event~=4.5.0
+zope.interface~=5.1.2
+protobuf~=3.17.3