diff --git a/geotiff/src/main/java/org/orekit/rugged/geotiff/AsterMessages.java b/geotiff/src/main/java/org/orekit/rugged/geotiff/AsterMessages.java
index f7f547adc954c2f7da5c2327c0ac0891e395784d..aac358bd622793eff3a156f9e3f51ff7c6d19504 100644
--- a/geotiff/src/main/java/org/orekit/rugged/geotiff/AsterMessages.java
+++ b/geotiff/src/main/java/org/orekit/rugged/geotiff/AsterMessages.java
@@ -50,7 +50,7 @@ public enum AsterMessages implements Localizable {
 
     // CHECKSTYLE: stop JavadocVariable check
 
-    NO_DEM_DATA_FOR_POINT("no Digital Elevation Model data for point {0}, {1}"),
+    NO_DEM_DATA_FOR_POINT("no Digital Elevation Model data for point {0}, {1} (should be in file {2})"),
     ERROR_PARSING_FILE("error parsing file {0}: {1}"),
     MISSING_PIXEL_SCALE("missing pixel scale GeoTIFF tag in file {0}"),
     MISSING_TIE_POINT("missing tie point GeoTIFF tag in file {0}"),
diff --git a/geotiff/src/main/java/org/orekit/rugged/geotiff/AsterTileUpdater.java b/geotiff/src/main/java/org/orekit/rugged/geotiff/AsterTileUpdater.java
index 9be8ec6ee4b06d8560640b3da0a2a570a301ea21..44602a04238ad85cc01e24beb8a160296fd189dd 100644
--- a/geotiff/src/main/java/org/orekit/rugged/geotiff/AsterTileUpdater.java
+++ b/geotiff/src/main/java/org/orekit/rugged/geotiff/AsterTileUpdater.java
@@ -68,7 +68,8 @@ public class AsterTileUpdater implements TileUpdater {
             final File file = new File(directory, name);
             if (!file.exists()) {
                 throw new RuggedException(AsterMessages.NO_DEM_DATA_FOR_POINT,
-                                          FastMath.toDegrees(latitude), FastMath.toDegrees(longitude));
+                                          FastMath.toDegrees(latitude), FastMath.toDegrees(longitude),
+                                          name);
             }
 
             final ZipFile zipFile = new ZipFile(file);
diff --git a/geotiff/src/main/resources/assets/org/orekit/rugged/AsterMessages_en.utf8 b/geotiff/src/main/resources/assets/org/orekit/rugged/AsterMessages_en.utf8
index 94d1e8bdc2c833dfebd641b4459069c8b6163a7b..e19c356af3e4c16adda05e2f48802ac9c86610a5 100644
--- a/geotiff/src/main/resources/assets/org/orekit/rugged/AsterMessages_en.utf8
+++ b/geotiff/src/main/resources/assets/org/orekit/rugged/AsterMessages_en.utf8
@@ -1,5 +1,5 @@
-# no Digital Elevation Model data for point {0}, {1}
-NO_DEM_DATA_FOR_POINT = no Digital Elevation Model data for point {0}, {1}
+# no Digital Elevation Model data for point {0}, {1} (should be in file {2})
+NO_DEM_DATA_FOR_POINT = no Digital Elevation Model data for point {0}, {1} (should be in file {2})
 
 # error parsing file {0}: {1}
 ERROR_PARSING_FILE = error parsing file {0}: {1}
diff --git a/geotiff/src/main/resources/assets/org/orekit/rugged/AsterMessages_fr.utf8 b/geotiff/src/main/resources/assets/org/orekit/rugged/AsterMessages_fr.utf8
index c5b4ec13a7106a6d25beb5b0eb9a33389edb1b85..7b7fea5a1f2d61086c2e1275ab6637874ad29031 100644
--- a/geotiff/src/main/resources/assets/org/orekit/rugged/AsterMessages_fr.utf8
+++ b/geotiff/src/main/resources/assets/org/orekit/rugged/AsterMessages_fr.utf8
@@ -1,5 +1,5 @@
-# no Digital Elevation Model data for point {0}, {1}
-NO_DEM_DATA_FOR_POINT = pas de données de Modèle Numérique de Terrain pour le point {0}, {1}
+# no Digital Elevation Model data for point {0}, {1} (should be in file {2})
+NO_DEM_DATA_FOR_POINT = pas de données de Modèle Numérique de Terrain pour le point {0}, {1} (elles devraient être dans le fichier {2})
 
 # error parsing file {0}: {1}
 ERROR_PARSING_FILE = erreur lors de l''analyse du fichier {0} : {1}