diff --git a/.github/workflows/lean.yml b/.github/workflows/lean.yml
index 4c72ac1..88b6c44 100644
--- a/.github/workflows/lean.yml
+++ b/.github/workflows/lean.yml
@@ -16,9 +16,5 @@ jobs:
           check-reservoir-eligibility: false
   run_executable:
     steps:
-      - pwd
-      - tree
-      - echo "8875913 1124087 165048 20902 185856 26055 3456 484\n1776924" | .lake/build/bin/formalqkd > output.txt
-      - if cat output.txt | grep -q 'SKL = 1464719'; then
-          echo "matched"
-        fi
+      - test/run_executable_example.sh
+
diff --git a/test/run_executable_example.sh b/test/run_executable_example.sh
new file mode 100755
index 0000000..711e2f5
--- /dev/null
+++ b/test/run_executable_example.sh
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+printf "8875913 1124087 165048 20902 185856 26055 3456 484\n1776924" | .lake/build/bin/formalqkd > output.txt
+
+if cat output.txt | grep -q 'SKL = 1464719'; then
+    echo "Expected result."
+else
+    echo "Unexpected result"
+    exit -1
+fi