diff --git a/.github/workflows/norm.yml b/.github/workflows/pr_check.yml
similarity index 50%
rename from .github/workflows/norm.yml
rename to .github/workflows/pr_check.yml
index 70b135b..c8cf4ea 100644
--- a/.github/workflows/norm.yml
+++ b/.github/workflows/pr_check.yml
@@ -1,11 +1,25 @@
-name: Norminette Check
+name: PR Check
 
 on:
   pull_request:
 
 jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Run build check
+        shell: bash
+        run: |
+          sudo apt update
+          sudo apt install libreadline-dev -y
+          chmod +x copy_to_subject.sh
+          echo "check" | ./copy_to_subject.sh
+          make --no-print-directory -f check/Makefile
+        continue-on-error: false
   norm:
     runs-on: ubuntu-latest
+    needs: build
     steps:
       - uses: actions/checkout@v3
       - name: Install norminette
@@ -16,7 +30,9 @@ jobs:
       - name: Run norminette
         shell: bash
         run: |
-          norminette > norm_result.txt
+          chmod +x copy_to_subject.sh
+          echo "check" | ./copy_to_subject.sh
+          norminette check/ > norm_result.txt
           cat norm_result.txt
           if grep -q "Error:" norm_result.txt; then
             echo "❌ Norminette check failed"
diff --git a/src/initialize.c b/src/initialize.c
index 1c8fad8..218d638 100644
--- a/src/initialize.c
+++ b/src/initialize.c
@@ -6,7 +6,7 @@
 /*   By: ttsubo <ttsubo@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/04/15 15:42:46 by dayano            #+#    #+#             */
-/*   Updated: 2025/04/29 16:18:49 by ttsubo           ###   ########.fr       */
+/*   Updated: 2025/05/01 13:46:27 by ttsubo           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -19,8 +19,6 @@ static int	_split_key_value(char *env_val, char **key_out, char **val_out)
 
 	env_len = ft_strlen(env_val);
 	eq_pos = ft_strlen_until(env_val, '=');
-	node->key = NULL;
-	node->value = NULL;
 	if (eq_pos == ft_strlen(env_val))
 		return (1);
 	*key_out = ft_substr(env_val, 0, eq_pos);