diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
new file mode 100644
index 0000000..041e56b
--- /dev/null
+++ b/.github/workflows/maven.yml
@@ -0,0 +1,34 @@
+name: Build Java Project
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Set up JDK 17
+      uses: actions/setup-java@v4
+      with:
+        java-version: '17'
+        distribution: 'adopt'
+
+    - name: Build with Maven
+      run: |
+          cd cwaf-ontology
+          mvn clean package
+
+    - name: Upload artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: compiled-jar
+        path: cwaf-ontology/target/*.jar
diff --git a/cwaf-ontology/src/main/java/be/uclouvain/service/Parser.java b/cwaf-ontology/src/main/java/be/uclouvain/service/Parser.java
index 1e7a934..d76d259 100644
--- a/cwaf-ontology/src/main/java/be/uclouvain/service/Parser.java
+++ b/cwaf-ontology/src/main/java/be/uclouvain/service/Parser.java
@@ -1,4 +1,5 @@
 package be.uclouvain.service;
+import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Paths;
@@ -358,7 +359,18 @@ public static void main(String[] args) {
 
     //ChatGPT - Code Snippet
     public static List<Path> expandPath(String pattern) throws IOException {
-        Path basePath = Paths.get(pattern).getParent();
+        //Path basePath = Paths.get(pattern).getParent();
+
+        // Extract the directory portion from the pattern
+        int lastSeparatorIndex = pattern.lastIndexOf(File.separator);
+        
+        // Determine the base path based on the last occurrence of the separator
+        Path basePath;
+        if (lastSeparatorIndex != -1) {
+            basePath = Paths.get(pattern.substring(0, lastSeparatorIndex));
+        } else {
+            basePath = Paths.get(".");
+        }
         String globPattern = "glob:" + pattern;
         
         if (basePath == null) {