diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f7f0221e..38141042 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -1,6 +1,14 @@
 name: Test
 
-on: [push, pull_request]
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+    inputs:
+      debug_enabled:
+        description: 'Run the build with tmate debugging enabled'
+        required: false
+        default: false
 
 jobs:
   test:
@@ -48,8 +56,9 @@ jobs:
         pip install -e .
         pip install -r requirements.d/dev.txt
 
-    # - name: Setup tmate session
-    #   uses: mxschmitt/action-tmate@v3
+    - name: Setup tmate session
+      uses: mxschmitt/action-tmate@v3
+      if: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.debug_enabled }}
 
     - name: Test with pytest (Linux)
       if: runner.os == 'Linux'