diff --git a/front/src/applications/editor/Map.tsx b/front/src/applications/editor/Map.tsx
index ba3e957678a..36b083ba983 100644
--- a/front/src/applications/editor/Map.tsx
+++ b/front/src/applications/editor/Map.tsx
@@ -195,7 +195,11 @@ const MapUnplugged: FC<PropsWithChildren<MapProps>> = ({
           attributionControl={false}
           touchZoomRotate
           maxPitch={85}
-          terrain={{ source: 'terrain', exaggeration: terrain3DExaggeration }}
+          terrain={
+            terrain3DExaggeration
+              ? { source: 'terrain', exaggeration: terrain3DExaggeration }
+              : undefined
+          }
           doubleClickZoom={false}
           interactive
           cursor={cursor}
diff --git a/front/src/applications/referenceMap/Map.tsx b/front/src/applications/referenceMap/Map.tsx
index 120e09d2946..c4e489d3114 100644
--- a/front/src/applications/referenceMap/Map.tsx
+++ b/front/src/applications/referenceMap/Map.tsx
@@ -123,7 +123,11 @@ function Map() {
         interactiveLayerIds={defineInteractiveLayers()}
         touchZoomRotate
         maxPitch={85}
-        terrain={{ source: 'terrain', exaggeration: terrain3DExaggeration }}
+        terrain={
+          terrain3DExaggeration
+            ? { source: 'terrain', exaggeration: terrain3DExaggeration }
+            : undefined
+        }
       >
         <VirtualLayers />
         <AttributionControl customAttribution={CUSTOM_ATTRIBUTION} />
diff --git a/front/src/modules/simulationResult/components/SimulationResultsMap.tsx b/front/src/modules/simulationResult/components/SimulationResultsMap.tsx
index 539d1dbf563..87b029308dd 100644
--- a/front/src/modules/simulationResult/components/SimulationResultsMap.tsx
+++ b/front/src/modules/simulationResult/components/SimulationResultsMap.tsx
@@ -247,7 +247,11 @@ const Map: FC<MapProps> = ({ setExtViewport }) => {
         interactiveLayerIds={interactiveLayerIds}
         touchZoomRotate
         maxPitch={85}
-        terrain={{ source: 'terrain', exaggeration: terrain3DExaggeration }}
+        terrain={
+          terrain3DExaggeration
+            ? { source: 'terrain', exaggeration: terrain3DExaggeration }
+            : undefined
+        }
         onLoad={handleLoadFinished}
       >
         <VirtualLayers />
diff --git a/front/src/modules/trainschedule/components/ManageTrainSchedule/Map.tsx b/front/src/modules/trainschedule/components/ManageTrainSchedule/Map.tsx
index 79e53027805..ef44a760c39 100644
--- a/front/src/modules/trainschedule/components/ManageTrainSchedule/Map.tsx
+++ b/front/src/modules/trainschedule/components/ManageTrainSchedule/Map.tsx
@@ -171,7 +171,11 @@ function Map() {
         interactiveLayerIds={defineInteractiveLayers()}
         touchZoomRotate
         maxPitch={85}
-        terrain={{ source: 'terrain', exaggeration: terrain3DExaggeration }}
+        terrain={
+          terrain3DExaggeration
+            ? { source: 'terrain', exaggeration: terrain3DExaggeration }
+            : undefined
+        }
       >
         <VirtualLayers />
         <AttributionControl position="bottom-right" customAttribution={CUSTOM_ATTRIBUTION} />