diff --git a/page/onglet/display-page.html b/page/onglet/display-page.html
index 351f351..c95888b 100644
--- a/page/onglet/display-page.html
+++ b/page/onglet/display-page.html
@@ -12,6 +12,7 @@ <h2 data-help="infoDisplay">
     <select>
       <option value="EPSG:4326">WGS84 Longitude Latitude</option>
       <option value="EPSG:3857">Web Mercator</option>
+      <option value="EPSG:2154">Lambert 93</option>
     </select>
   </li>
   <li class="unit">
diff --git a/page/onglet/display.css b/page/onglet/display.css
index 4f460cc..b551f76 100644
--- a/page/onglet/display.css
+++ b/page/onglet/display.css
@@ -18,7 +18,10 @@
 [data-role="menu-tab"] .tabDisplay ul.mouseProjection[data-visible] {
   display: block;
 }
-[data-role="menu-tab"] .tabDisplay ul.mouseProjection[data-projection="EPSG:3857"] .unit {
+[data-role="menu-tab"] .tabDisplay ul.mouseProjection .unit {
   display: none;
 }
+[data-role="menu-tab"] .tabDisplay ul.mouseProjection[data-projection="EPSG:4326"] .unit {
+  display: block;
+}