diff --git a/src/js/my-account/my-account.js b/src/js/my-account/my-account.js
index fd0ee011..8f04433d 100644
--- a/src/js/my-account/my-account.js
+++ b/src/js/my-account/my-account.js
@@ -648,7 +648,7 @@ ${landmark.properties.locationName}
 Latitude : ${Math.round(landmark.geometry.coordinates[1] * 1e6) / 1e6}
 Longitude : ${Math.round(landmark.geometry.coordinates[0] * 1e6) / 1e6}
 ${landmark.properties.description}
-https://cartes-ign.ign.fr?lng=${landmark.geometry.coordinates[0]}&lng=${landmark.geometry.coordinates[1]}&z=15`,
+https://cartes-ign.ign.fr?lng=${landmark.geometry.coordinates[0]}&lat=${landmark.geometry.coordinates[1]}&z=15`,
       dialogTitle: "Partager mon point de repère",
     });
   }
diff --git a/src/js/position.js b/src/js/position.js
index 401ac66f..adea4339 100644
--- a/src/js/position.js
+++ b/src/js/position.js
@@ -463,7 +463,7 @@ Altitude : ${altitude} m`;
 ${this.name}
 Latitude : ${latitude}
 Longitude : ${longitude}${altitudeText}
-https://cartes-ign.ign.fr?lng=${longitude}&lng=${latitude}&z=${zoom}`;
+https://cartes-ign.ign.fr?lng=${longitude}&lat=${latitude}&z=${zoom}`;
   }
 
   /* Transforme le HTML du header de la position en texte pour le partage */