diff --git a/src/main/java/fr/birdia/tile19/endpoint/rest/controller/TileExtenderController.java b/src/main/java/fr/birdia/tile19/endpoint/rest/controller/TileExtenderController.java
index 6364176..fa62dc5 100644
--- a/src/main/java/fr/birdia/tile19/endpoint/rest/controller/TileExtenderController.java
+++ b/src/main/java/fr/birdia/tile19/endpoint/rest/controller/TileExtenderController.java
@@ -54,11 +54,19 @@ public ResponseEntity<String> extendImage(@RequestBody TileExtenderRequestBody b
             isOpaque);
 
     double[] offsets = imageExtenderService.computeXYOffsets(lat, lon, x, y, z, server);
+
     HttpHeaders headers = new HttpHeaders();
     headers.add("x_offset", String.valueOf(offsets[0]));
     headers.add("y_offset", String.valueOf(offsets[1]));
     headers.add("pointer_x", String.valueOf(offsets[2]));
     headers.add("pointer_y", String.valueOf(offsets[3]));
+    if (server.equals("airbus")) {
+      String lastUpdatedAt =
+          imageExtenderService.getLastUpdatedAtAirbus() != null
+              ? imageExtenderService.getLastUpdatedAtAirbus()
+              : "";
+      headers.add("airbusLastUpdatedAt", lastUpdatedAt);
+    }
 
     return ResponseEntity.ok().contentType(TEXT_PLAIN).headers(headers).body(base64Encoded);
   }
diff --git a/src/main/java/fr/birdia/tile19/model/airbus/AirbusProperties.java b/src/main/java/fr/birdia/tile19/model/airbus/AirbusProperties.java
index d99a000..34b147d 100644
--- a/src/main/java/fr/birdia/tile19/model/airbus/AirbusProperties.java
+++ b/src/main/java/fr/birdia/tile19/model/airbus/AirbusProperties.java
@@ -8,4 +8,5 @@
 public class AirbusProperties {
   private String wmtsUrl;
   private String bearer;
+  private String updatedAt;
 }
diff --git a/src/main/java/fr/birdia/tile19/service/ImageExtenderService.java b/src/main/java/fr/birdia/tile19/service/ImageExtenderService.java
index ecd8181..691c306 100644
--- a/src/main/java/fr/birdia/tile19/service/ImageExtenderService.java
+++ b/src/main/java/fr/birdia/tile19/service/ImageExtenderService.java
@@ -39,6 +39,7 @@ public class ImageExtenderService {
   private Workers workers;
   private ImageDegraderService imageDegraderService;
   private AirbusPNEOService airbusPNEOService;
+  private AirbusProperties airbusProperties;
 
   public ImageExtenderService(
       TilesDownloaderService downloader,
@@ -53,6 +54,10 @@ public ImageExtenderService(
     this.airbusPNEOService = airbusPNEOService;
   }
 
+  public String getLastUpdatedAtAirbus() {
+    return this.airbusProperties.getUpdatedAt();
+  }
+
   public double[] computeXYOffsets(double lat, double lon, int x, int y, int z, String server) {
     double[] pixelCoords = convertCoordinatesToPixel(lat, lon, x, y, z);
     return server.equals("geoserver_ign") || server.equals("airbus")
@@ -146,8 +151,8 @@ public byte[] downloadTilesBytes(
     BufferedImage[][] results = new BufferedImage[y2 - y1][x2 - x1];
     List<Callable<Void>> callables = new ArrayList<>();
     final boolean isAirbusServer = AIRBUS_SERVER.equals(server);
-    final AirbusProperties airbusProperties =
-        isAirbusServer ? airbusPNEOService.retrieveAirbusWmtsLink(lat, lon) : null;
+    this.airbusProperties =
+        isAirbusServer ? airbusPNEOService.retrieveAirbusProperties(lat, lon) : null;
 
     for (int dy = y1; dy < y2; dy++) {
       for (int dx = x1; dx < x2; dx++) {
diff --git a/src/main/java/fr/birdia/tile19/service/airbus/AirbusPNEOService.java b/src/main/java/fr/birdia/tile19/service/airbus/AirbusPNEOService.java
index bed1d32..da1d263 100644
--- a/src/main/java/fr/birdia/tile19/service/airbus/AirbusPNEOService.java
+++ b/src/main/java/fr/birdia/tile19/service/airbus/AirbusPNEOService.java
@@ -68,7 +68,7 @@ public String authenticateAirbus() {
     throw new IllegalArgumentException("Unable to retrieve Airbus Access Token");
   }
 
-  public AirbusProperties retrieveAirbusWmtsLink(double lat, double lon) {
+  public AirbusProperties retrieveAirbusProperties(double lat, double lon) {
     String bearerToken = authenticateAirbus();
     Geometry geometry = convertLatLonToGeometry(lat, lon);
     AirbusRequestBody requestBody =
@@ -95,7 +95,11 @@ public AirbusProperties retrieveAirbusWmtsLink(double lat, double lon) {
     String wmtsUrl =
         String.format(
             "%s/tiles/1.0.0/default/rgb/EPSG3857/", feature.getLinks().getWmts().getHref());
-    return AirbusProperties.builder().wmtsUrl(wmtsUrl).bearer(bearerToken).build();
+    return AirbusProperties.builder()
+        .wmtsUrl(wmtsUrl)
+        .updatedAt(feature.getProperties().getLastUpdateDate())
+        .bearer(bearerToken)
+        .build();
   }
 
   public Geometry convertLatLonToGeometry(double lat, double lon) {
diff --git a/src/test/java/fr/birdia/tile19/ImageExtenderIT.java b/src/test/java/fr/birdia/tile19/ImageExtenderIT.java
index fc6d76c..55606b5 100644
--- a/src/test/java/fr/birdia/tile19/ImageExtenderIT.java
+++ b/src/test/java/fr/birdia/tile19/ImageExtenderIT.java
@@ -23,7 +23,7 @@
 public class ImageExtenderIT extends FacadeIT {
   @Autowired TileExtenderController tileExtenderController;
 
-  public TileExtenderRequestBody degraded_body() {
+  public TileExtenderRequestBody opaque_body() {
     return TileExtenderRequestBody.builder()
         .x(538969)
         .y(367435)
@@ -168,7 +168,7 @@ public void extend_airbus_images_ok() throws Exception {
 
   @Test
   public void extend_not_full_HD_image_ok() throws Exception {
-    ResponseEntity<String> response = tileExtenderController.extendImage(degraded_body());
+    ResponseEntity<String> response = tileExtenderController.extendImage(opaque_body());
     HttpHeaders headers = response.getHeaders();
     double xOffset = Double.parseDouble(headers.getFirst("x_offset"));
     double yOffset = Double.parseDouble(headers.getFirst("y_offset"));
diff --git a/src/test/java/fr/birdia/tile19/unit/TilesDownloaderTest.java b/src/test/java/fr/birdia/tile19/unit/TilesDownloaderTest.java
index 6bd1cfc..819e1a0 100644
--- a/src/test/java/fr/birdia/tile19/unit/TilesDownloaderTest.java
+++ b/src/test/java/fr/birdia/tile19/unit/TilesDownloaderTest.java
@@ -9,7 +9,6 @@
 import java.io.File;
 import java.io.IOException;
 import javax.imageio.ImageIO;
-
 import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 import org.springframework.web.client.RestTemplate;