diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index dceb7fe0..3aa7c320 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -8,6 +8,13 @@ on:
   workflow_dispatch:
 
 jobs:
+  test:
+    runs-on: ubuntu-latest
+    timeout-minutes: 1
+    steps:
+      - uses: actions/checkout@v4
+      - run: ./check-lines.sh
+
   build:
     runs-on: ubuntu-latest
     timeout-minutes: 1
diff --git a/check-lines.sh b/check-lines.sh
new file mode 100755
index 00000000..12484e10
--- /dev/null
+++ b/check-lines.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+set -e
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null && pwd )"
+cd $DIR
+
+COUNT="$(find src/ -type f | xargs wc -l | tail -n 1 | awk '{print $1}')"
+echo "$COUNT total lines"
+
+if [ "$COUNT" -gt 5000 ]; then
+  echo "Exceeded line limit!"
+  exit 1
+fi