diff --git a/src/components/MapMaplibreGl.tsx b/src/components/MapMaplibreGl.tsx
index 10d001fc..38aac950 100644
--- a/src/components/MapMaplibreGl.tsx
+++ b/src/components/MapMaplibreGl.tsx
@@ -95,7 +95,7 @@ class MapMaplibreGlInternal extends React.Component<MapMaplibreGlInternalProps,
       inspect: null,
       geocoder: null,
       zoomControl: null,
-      protocol: new Protocol({metadata: true})
+      pmtilesProtocol: new Protocol({metadata: true})
     }
     i18next.on('languageChanged', () => {
       this.forceUpdate();
@@ -166,8 +166,7 @@ class MapMaplibreGlInternal extends React.Component<MapMaplibreGlInternalProps,
       localIdeographFontFamily: false
     } satisfies MapOptions;
 
-    const protocol = this.state.protocol;
-    MapLibreGl.addProtocol("pmtiles", protocol!.tile);
+    MapLibreGl.addProtocol("pmtiles", this.state.pmtilesProtocol.tile);
 
     const map = new MapLibreGl.Map(mapOpts);