diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 76a135d..9234ed2 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -4,8 +4,7 @@
 name: Python package
 
 on:
-  push:
-    branches: [ "main" ]
+  push: # This will trigger the workflow on a push to any branch
   pull_request:
     branches: [ "main" ]
 
@@ -16,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
     - uses: actions/checkout@v4
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..296d654
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+numpy
\ No newline at end of file