diff --git a/.github/workflows/actions.yml b/.github/workflows/actions.yml
index 48eec75..0782647 100644
--- a/.github/workflows/actions.yml
+++ b/.github/workflows/actions.yml
@@ -21,7 +21,6 @@ jobs:
       - name: Install dependencies
         run: |
           pip install uv
-          pip install --upgrade pip --system
           uv pip install '.[dev]' --system
       - name: mypy
         run: |
diff --git a/README.md b/README.md
index 7640ac3..5006e71 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
+[![Coverage Status](https://coveralls.io/repos/github/JosePizarro3/pySSMF/badge.svg?branch=develop)](https://coveralls.io/github/JosePizarro3/pySSMF?branch=develop)
+
 # pySSMF
 
 ## Installation steps