diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index b6edd60..7e436cf 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -17,3 +17,9 @@ jobs:
       run: ./make.sh build all
     - name: run tests
       run: ./make.sh test run
+    - name: mnist main test
+      run: out/main train \
+            --epochs 1 \
+            --images data/mnist/t10k-images-idx3-ubyte \
+            --labels data/mnist/t10k-labels-idx1-ubyte \
+            --out reseau.bin