diff --git a/scripts/check.sh b/scripts/check.sh
index 750831ed..f807d2c8 100755
--- a/scripts/check.sh
+++ b/scripts/check.sh
@@ -9,8 +9,6 @@ cargo fmt --all -- --check
 cargo machete
 cargo test --verbose
 
-scripts/update-api-types.sh
-
 echo "Running checks in frontend"
 cd ../frontend
 npm ci
diff --git a/scripts/e2e.sh b/scripts/e2e.sh
index 55cb1ac8..821bd0bc 100755
--- a/scripts/e2e.sh
+++ b/scripts/e2e.sh
@@ -3,6 +3,12 @@
 set -e
 set -o pipefail
 
+node_version=$(node -v | sed 's/^v\([0-9]*\).*/\1/')
+if [ "$node_version" != "22" ]; then
+    echo "Error: This script requires Node.js version 22, found: $node_version"
+    exit 1
+fi
+
 # Check if the argument is provided
 if [ $# -eq 0 ]; then
     echo "Usage: $0 <number_of_processes>"
@@ -20,6 +26,13 @@ npm run build
 
 ../scripts/utils/wait-for-server.sh
 
+../scripts/update-api-types.sh
+if [[ $(git status --porcelain) ]]; then
+    git status --porcelain
+    echo "Failing CI because the working directory is not clean after generating api types"
+    exit 1
+fi
+
 pids=()
 for i in $(seq 1 $process_count); do
     node test-client/dist/cli.js > "../logs/log_${i}.log" 2>&1 &